Katy Perry, Selena Gomez, Miley Cyrus And Adam Lambert Attend Britney Spears Debut

Some of the biggest female pop divas in the world were in Las Vegas Friday night to watchBritney Spears kick off her two-year residency at Planet Hollywood and RumorFix has the pictures.

Miley Cyrus, Katy Perry, Selena Gomez and Britney’s family danced together as they watched the show. “Soy excited to see @britneyspears baby bottle pop it off tonight at her grand opening,” Katy tweeted.

Britney’s sister, Jamie Lynn, was spotted with her fiance Jamie Watson as they sat next to her mother just a few inches from the stage. Selena, who was taking pictures during the show, was next to make-up free Katy

Decked out in a Vivienne Westwood suit, Adam Lambert was also part of the VIP audience.

Britney thanked her star-studded fans:

“@MileyCyrus Love you so much!  Thank you for coming to #PieceOfMe! I adore you”

“@KatyPerry Was SOOOO good to see you again girl!  Glad we could make our Vegas date happen  ”