After the show ... it's the Oscars after-party! Our favorite dress swaps of the night

What do celebrities do after they're done congratulating each other for artistic achievements and heartfelt speeches? Party, of course!

Some of the most notable stars of the night headed to the Vanity Fair Oscar party and gave us yet another round of dresses to fawn over. What do you think — were the second looks better or worse than the red carpet gowns?

Lupita Nyong'o

Jenna Dewan-Tatum

Zoe Saldana

Marion Cotillard

Jennifer Hudson

Emma Stone

Idina Menzel

Lady Gaga

Naomi Watts