510 Riding In Town Cars With Boys

Lily throws Charlie a party to officially introduce her to New York society. Meanwhile, Charlie's ex-boyfriend, Max, throws a wrench into Charlie's future as an Upper East Side princess. Dan decides it may be time to tell Blair the truth about his feelings for her.

Ladytron - Ace of Hz

The Joy Formidable - Anemone

Patrick Joseph - Arsonist Blues

Florence + The Machine - Heartlines

Ladytron - Mirage

JoAnna James - You Could Never Be Mine

Lover Lover - Young Free

XOXO

509 Rhodes To Perdition

Lily, Charlie and Serena eagerly anticipate the Studio 54 party being thrown in CeCe's honor. Nate takes on a new role at the Spectator, but his first big story turns out to be about someone he knows all too well. Blair turns to an unlikely person for help.

Fitz & The Tantrums - Breakin' The Chains of Love

Donna Summers - I Feel Love

Kool & The Gang - Ladies Night

Chic - Le Freak

All Mankind - Simple Desire

Still Corners - The Twilight Hour

CSS - You Could Have It All

XOXO

508 All The Pretty Sources

Serena is hard at work planning a dream bridal shower for Blair, but it should come as no surprise that Serena has to plant some false information about the shower in order to keep Blair from finding out all the details. Chuck and Dan decide to spend the day together to distract themselves from the fact that they didn't make the invite list for Blair's shower. Nate and Serena find a silver bullet in Diana's war against Gossip Girl, but struggle about whether to use it or not.

Francisco The Man - Me and My Brother

Gotye - Somebody I Used To Know Feat. Kimbra

Zee Avi - Swell Window

Feist - The Bad in Each Other

Slow Club - Two Cousins

Givers - Up Up Up

Gerhard Narholz - Cha Cha Nova

XOXO

507 The Big Sleep No More

Several of our favorite Upper East Siders attend a performance of Punchdrunk's provocative theater experience, "Sleep No More," which translates to masks, anonymity and some surprising romantic twists by the end of the evening. Meanwhile, Diana sets her sights on Serena in her quest to ruin Gossip Girl. Dan is out on his book tour, but things aren't exactly as they appear to his friends and family.

Gardens and Villa - Black Hills

Little Hurricane - Haunted Heart

The Japanese Popstars - Shells of Silver

Dom - Some boys Ft. Emma

XOXO

506 I Am Number Nine

Blair makes all of her former minions and Charlie compete to secure the coveted bridesmaid spots in her upcoming royal wedding. Nate is tired of keeping his relationship with Diana a secret, so he decides to use Charlie to make Diana jealous. Serena's boss is determined to acquire the film rights to Dan's book, so Serena must put her personal feelings about Dan and the book aside in order to close the deal

Cults - Go Outside

The Uglysuit - On We Go

David Guetta - Titanium Ft. Sia

Friendly Fires - True Love

Lana Del Rey - Video Games

My Gold Mask - Violet Eyes

XOXO

505 The Fasting and the Furious

In the midst of celebrating Yom Kippur with family and friends, Blair and Louis find themselves in a power struggle with Louis' family. Serena's boss puts Serena in the awkward position of choosing between her new job and her relationship with Dan. Diana prepares to debut the New York Spectator, but an unfortunate last-minute surprise delays the launch and Diana expects Nate to do whatever it takes to save the day.

Asher Roth - Another One Down Feat. D.A. Wallach

Cults - Bumper
Rainbow Arabia - Nothin' Gonna Be Undone

SBTRKT - Trails of the Past

XOXO

504 Memoirs of an Invisible Dan

After much deliberation, Dan decides to gather Serena, Blair, Nate, Chuck, Rufus and Lily to reveal the truth about his book in the hope that they will support him at his book party. Meanwhile, Blair and Louis hit a crises point after Louis reads Dan's book. Diana learns incriminating information about one of Nate's friends and uses it to her advantage.

The Duke Spirit - Don't Wait

Chase & Status - Embrace Feat. White Lies

My Gold Mask - Ghost In Your Bed

Ida Maria - Quite Nice People

Carlin Music - Jacksons Morning Brush

XOXO

503 Jewel of Denial

Nate must decide whether to cross moral lines at Diana's request. Dan has figured out who is publishing his book, and seeks help to stop it, but he ends up in the spotlight anyway. Chuck helps Dan come to terms with his fate, just as Dan continues to try to help Chuck break through his emotional block. Serena and Charlie return to the Upper East Side from California.

Madison - #1 (RAC Remix)
Fans Of Jimmy Century - Your Crying Game
Martin Solveig - Hello Feat. Dragonette
My Morning Jacket - Movin' Away
The Hundred In The Hands - Pigeons
Maya Von Doll - Play My Way


XOXO

502 Beauty and The Feast

Nate reconnects unexpectedly with Diana, who offers him an exciting opportunity. Serena forces Charlie to decide which world she wants to embrace. Dan seeks out Chuck's help to stop the publication of his book, but discovers it is Chuck who needs the help. Blair's future sister-in-law, Beatrice, arrives from Monaco, but her motives with Blair may be more than just to get acquainted.

The Woodenelves - A Little Bit Of Me

Peanut Butter Lovesicle - Black Eyed Blues

The World Record - We're #1

CocknBullKid - Cocknbullkid

Hotpipes - I Am Better Than You

All Wrong And The Plans Change - Looking Down

Foster The People - Pumped Up Kicks

Telegraph Canyon - Safe On The Outside

Rainbow Arabia - Without You

XOXO

501 Yes, Then Zero

Serena loves her new job in Hollywood, but makes a costly misstep when she tries to impress her boss. Chuck and Nate arrive in Los Angeles as the last stop of their Lost Summer trip, joining Serena at a glamorous Hollywood Hills party, where Nate meets a sexy older woman. Blair and Louis return from Monaco and begin planning their royal wedding, but when Louis refuses to stand up to his family and support Blair's choices, his weakness threatens their relationship. A magazine is planning to run an excerpt of Dan's book until an unlikely ally steps in to help him kill the story.

Ida Maria - Bad Karma

The Exiles - Circles

Surf City - Headin' Inside

Foster The People - Houdini

Make The Girl Dance - Kill Me

Snowden - Lemon Peel

Jenny & Johnny - My Pet Snakes

Becca Styles Ft. Classic - Saved

Little Dragon - Shuffle A Dream

The Uglysuit - The Freeworld

Viva Voce - The Future Will Destroy you

Paul Reeves - Charleston

XOXO

422 The Wrong Goodbye

Season four wraps up with an explosive finale, including the return of Georgina Sparks and Constance Billard mean girls Kati and Is, a cameo by "Gossip Girl" author Cecily von Ziegesar, a performance by Airborne Toxic Event and, oh yeah, a few very juicy cliffhangers.

The Airborne Toxic Event - All For A Woman

The Airborne Toxic Event - Changing

The Duke Spirit - Cherry Tree

Badly Drawn Boy - In Safe Hands

Oh Land - Perfection

Adele - Rolling In The Deep

The Pierces - Space + Time

Figurines - The Great Unknown

XOXO

421 Shattered Bass

Charlie is finally starting to feel less like a fish-out-of-water with Serena and her friends, but complications present themselves when Charlie is invited to attend the Constance Billard alumni fundraiser. On the road to "happily ever after," Blair finds herself torn between the men in her life. Jack Bass' return to the Upper East Side sets off a chain of events that could end up destroying Chuck and those closest to him.

The Kills - Heart Is A Beating Drum

Squeak E. Clean - Mon Amour

Tapes 'n Tapes - One in the World

Cold War Kids - Sensitive Kid

Peanut Butter Lovesicle - State of I

Lykke Li - Youth Knows No Pain

Daniel May / MasterSource - Drinks On The House

XOXO

420 The Princess And The Frog

Blair's dreams appear to be coming true, but Serena threatens to jeopardize it all by dredging up Blair's past. Charlie befriends Vanessa, who may or may not have a hidden agenda. Nate is torn between his relationship with Raina and a truth he must keep hidden out of loyalty to Chuck

Stella Project - Aeroplane

Sam Jaffe - Cross

Les Bellas - Drown

Nicki Minaj - Fly

Bright Eyes - Ladder Song

Michael Mazochi - Lonely Key

Oh Land - Wolf & I

Mozart - Serenade In G, K. 525 'Eine Kleine Nachtmusik' - 3. Menuetto (Allegretto)

XOXO

419 Pretty In Pink

Serena enlists Charlie to go undercover Gossip Girl-style to determine why Dan and Blair are spending so much time together, and what role an unexpected visitor is playing in their lives. With Nate's help, Raina decides to go on a search for her long-lost mother. Chuck's hopes about his legacy are dashed with the reveal of devastating information from the past.

Two Hours Traffic - Noisemaker 

The Ting Tings - Hands 

The Vaccines - If You Wanna 

Danica 'The Morning Star' Rozelle - Kiss Kiss Kiss

The Asteroids Galaxy Tour - Safety Dance

The Pierces - We Are Stars 

Oh Land  - White Nights

XOXO

418 The Kids Stay In The Picture

As Lily awaits the consequences of her decision, William van der Woodsen, CeCe and Lily's sister, Carol, come into town to support her and be part of a Taschen photo shoot on "modern royalty" in which the Rhodes family is participating. Unbeknownst to Carol, who has always chosen to keep her daughter Charlie far away from the Upper East Side, Charlie has followed her to New York to meet Serena and the rest of the family. Blair has an epiphany about her future, and grapples with the knowledge of whom she's destined to be with.

Sola Rosa - Del Ray

Sola Rosa - King Of Hush

The Shapes - Escape From New York

The Mercies - Out Of Nowhere

Electric Sunset - Prayer

I Blame Coco - Self machine

Hurricane Bells - The Deep End

The Naked And Famous - The Sun

XOXO

417 Empire Of The Son

Ben's mother comes to town, forcing issues to the surface between Ben and Serena. Russell Thorpe is determined to destroy Chuck's family legacy, but he risks alienating his daughter, Raina, in the process.

The Vaccines - Somebody Else's Child

Matt and Kim - Where You're Coming From

Buva - Can't Stop Thinking

Nouvelle Vague - Blister In The Sun

Les Sans Cullotes - Les Sauvages

Sola Rose Ft. Bajka - Humanised

Nous Non Plus - Catastrophe

B.o.B - Don't Let Me Fall
 The Duke Spirit - Don't Wait

XOXO

416 While Your Weren't Sleeping

It wouldn't be a proper Upper East Side party without some major Gossip Girl drama, and for Eric's 18th birthday celebration there is plenty to go around. Blair decides to speed up the time table on her career path to becoming a powerful woman, but ultimately stretches herself too thin. Serena is forced to choose between her family and Ben. Chuck and Lily's relationship remains icy in the aftermath of Lily's betrayal.

Rye Rye Ft. M.I.A - Sunshine

Matt And Kim - Wires

Quitzow - The Cut

Ke$ha - Tik Tok

Monarchy - The Pheonix Alive (The Octans Edit)

Erik Hassle - The Thanks I Get

XOXO

415 It-Girl Happened One Night

With Russell Thorpe poised for a takeover attempt of Bass Industries, Chuck makes one last-ditch effort to save his family's company. Blair is given a challenging assignment at W Magazine with the promise of a possible promotion. Serena struggles with her feelings for Ben.

Oh Land - We Turn It Up

Daniel May - Drinks On The House

Daniel May - The Speakeasy

Broken Bells - Meyrin Fields
Henry Jackman - Transfiguration

Flying Lotus - Beginners Falafel

Alexi Murdoch - At Your Door

Wages - You

Dan Black - U + Me =

XOXO

414 Panic Roommate

Blair enlists Nate's help to win over her high-strung boss, Epperly, at W Magazine. Damien stirs up more drama on the Upper East Side. Chuck finds himself torn between business and pleasure.

Dan Black - Yours

Mozart -  Divertimento No. 15 in B-flat Major K.287

Crystal Castle - Celestica

Quitzow - The Cut

Florence and The Machine - Cosmic Love (acoustic)

The Naked and Famous - Young Blood

XOXO

413 Damien Darko

Blair is ecstatic to land an internship at W Magazine, but the thrill quickly fades when she finds out that Dan has secured one of the coveted positions as well. Chuck may have finally met his match with Russell Thorpe – and his daughter Raina – back on the Upper East Side. Nate receives alarming news about his father's business prospects.

Wolf Gang - Lions In Cages

Meme - Beat Of My Own Song 

Kaskade - Fire In Your New Shoes

Nous Non Plus - Monokini

Stars - Changes

Everest - Let Go 

XOXO

412 The Kids Are Not All Right

A former associate of Chuck's father, Russell Thorpe -- along with his daughter Raina -- returns to Manhattan with some unfinished business for our Upper East Siders. Serena and Chuck join forces against Lily. Blair realizes that her mother, Eleanor, may be her key to becoming a future CEO. Nate worries that his father, The Captain, is having a little too much fun and not taking his parole seriously.

Mark Ronson - Bang Bang Bang

The Hundred In The Hands - Ghosts

The Dig - For All Your Sins

Warpaint - Elephants

XOXO

BIG THANKS to Marni Wandner who works with the NY-based band The Dig. She has provided us with this free download of "For All Your Sins" By The Dig. Check out The Dig's new CD on amazon (http://amzn.to/fiTqPG) and also visit the bands social networking sites. http://www.facebook.com/thedig & http://www.myspace.com/thedigisup