Rihanna & Adam Lambert: Viva Vevo!

Rihanna cozies up to Adam Lambert at the launch of Vevo at Skylight Studio in New York City on Tuesday (December 8).

The 21-year-old beauty from Barbados celebrated Vevo, a collaboration between Google and Universal Music Group, which hopes to be the leading music video service online.

Tons of celebs came out to the event, and RiRi hung out with Taylor Swift, John Mayer, Pete Wentz, Sheryl Crow and Mariah Carey (all pictured). So fun!!

FYI: Rihanna paired her Alexandre Vaultier suit with The Blondes x Christian Louboutin shoes. Hot!!!!!!!!

30+ pictures of Rihanna hanging out with music’s biggest celebs at the Vevo launch…