Singer Jessica Simpson Hits Post-Oscar Bash in a One-Shoulder Gown!

Credit: Pascal Le Segretain/Getty Images

Jessica Simpson partied with the A-listers after Sunday's Academy Awards.

Dressed in a black Carolina Herrera faille one-shoulder gown, the singer, 29, popped by the 2010 Vanity Fair Oscar Party at Sunset Tower in West Hollywood.

Simpson walked the carpet with her hairstylist BFF Ken Paves before mingling with Victoria Beckham, Jennifer Lopez, Heidi Klum, Jamie Foxx and even CNN's Anderson Cooper.

Simpson debuts her new VH1 reality show, The Price of Beauty, March 15.

See even more photos of stars partying post-Oscars at!

Her ex, Smashing Pumpkins rocker Billy Corgan, recently told Rolling Stone the singer is worthy of love.

"I think if people knew her like I knew her, they would love her like I do," he said. "It's really simple."