Blake Lively joined some big Hollywood names like Susan Sarandon, Chris Rock and Olivia Wilde, as well as some great musicians, like Bruce Springsteen, Jon Bon Jovi and Paul McCartney at 12-12-12 The Concert for Sandy Relief on Wednesday in New York City.
The 25-year-old "Gossip Girl" star appeared at the event wearing an Isabel Marant dress and Christian Louboutin shoes, according to JustJaredJr.com.
The concert included performances by McCartney, The Rolling Stones, Kanye West -- who sparked the internet's interest by wearing a leather kilt at the event -- and Adam Sandler, who performed a parody of Leonard Cohen's "Hallelujah."
Proceeds from the show will be distributed through the Robin Hood Foundation.
Lively's role on "Gossip Girl" will end when the series comes to a close with a series finale on Monday, December 17. Lively said in a May interview that she was ready to move on to the next stage of her career.
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