Rihanna, Mary J Blige, 50 Cent, Ciara, Mariah, Taylor Swift, Young Jeezy, Pete Wentz, Justin Bieber, etc. at the launch of VEVO, the world’s premiere destination for premium music video and entertainment at Skylight Studio last night in NYC.

Fiddy and Mary J pose together:

50cent&mary_j_blige(2009-med-lrg)

Here’s Mariah and Rihanna:

mariah&rihanna(2009-med-lrg)

Mariah and Taylor Swift:

mariah&taylor_swift(2009-med-lrg)

Jeezy and Pete Wentz:

jeezy&pete_wentzel(2009-med-lrg)

And of course, Lady GaGa:

lady_gaga(med-lrg)