Miley Cyrus kisses Britney Spears's female dancer, Kellan Lutz spotted at MGM hotel room with singer?

Miley Cyrus had a make out session with one of Britney Spears back up dancers at her Las Vegas headliner show.

The "Wrecking Ball" singer was spotted dancing and singing to all Britney songs with a cool drink in her hand before two female dancers got off the stage and got frisky with the pop star and made out with her.

Britney was so excited that the former Disney star came out to her show and later tweeted her: ".‪@MileyCyrus Love you so much! Thank you for coming to ‪#PieceOfMe! I adore you :)"

Later, the singer was spotted back at her MGM hotel suite for a wild party with alleged boyfriend, Kellan Lutz. According to Us Weekly, the couple got more serious after the Christmas holiday trip to the Bahamas and Cyrus wants to move things a little faster.

 "Miley wants Kellan to be her guest at Dick Clark's Rockin' New Year's Eve Concert in New York. Miley is super excited to perform and she's going to be doing something very exciting for the show. Something she's never done before and wants Kellan to be her VIP guest. There's a huge party after the concert as well," the source revealed.

Are you interested in Miley's new relationship or her kissing a girl?