Katy Perry: Vanity Fair After Party with Russell Brand!

Katy Perry is stylin’ as she arrives at the Vanity Fair After Party hosted by Graydon Carter at Hollywood’s Sunset Tower on Sunday (March 7) with fiance Russell Brand.

The 25-year-old singer and her 34-year-old British sweetheart were spotted chatting with Academy Awards co-host Steve Martin and tennis star Serena Williams at the party!

Late last night, Katy tweeted, “I wanna break outta this f—in amazing dress. Help @rustyrockets?”

FYI: Katy wore a gorgeous Zuhair Marad gown, H. Stern jewels, Judith Leiber clutch and Jimmy Choo shoes.

10+ pictures inside of Katy Perry and Russell Brand at the Vanity Fair after party…