The 100th episode of Gossip Girl brings fans a big musical dream sequence, and a big royal wedding. But will Blair actually get married? (Get real.) The real question is about who will get Blair to stop this wedding nonsense – Dan, Chuck, or Georgina?

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Gossip Girl “GG” Summary / Synopsis

OMG! GOSSIP GIRL HITS 100 EPISODES! — The much-anticipated 100th episode will open with a musical dream sequence featuring Serena (Blake Lively), Blair (Leighton Meester) and all the men in their lives (Penn Badgley, Chace Crawford, Ed Westwick and Hugo Becker). Check out Blake Lively as Marilyn Monroe and Leighton Meester as Audrey Hepburn.

Also, while Chuck (Ed Westwick) wrestles with the reality that Blair is about to walk down the aisle with Prince Louis (guest star Hugo Becker), the return of Georgina Sparks (guest star Michelle Trachtenberg) might make the royal affair a royal disaster.

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Original air date: Monday January 30 2012 on The CW

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Kelly Rutherford and Matthew Settle also star. Mark Piznarski directed the episode written by executive producer Joshua Safran. Gossip Girl season 5 episode 13.

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Photo: Giovanni Rufino/©2011 The CW Network, LLC. All Rights Reserved

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The dress: Vera Wang

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“G.G.” – (far left) Nan Zhang as Kati, (third from left) Amanda Setton as Penelope, Blake Lively as Serena Van Der Woodsen and Hugo Becker as Louis in GOSSIP GIRL on The CW.

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The fashion in this episode includes Vera Wang bridesmaid dresses, a Vera Wang gown, a custom Marlow White uniform, a Geoffrey Bean tuxedo and Hugo Boss tuxedo.

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