Jessica Simpson praises the women she met in Morocco for her new show 'The Price of Beauty.'

Kristen Stewart said it wouldn't be fun to be a rock star like Joan Jett in real life because 'I'm not one.'

Kara DioGuardi says her first season judging on 'American Idol' 'sucked.'

Justin Bieber released his new single "U Smile" on Tuesday and announced the dates for the first leg of his summer tour.

Lady Gaga thanked fans on Twitter for making "Telephone" her latest success.

Miley Cyrus encourages her fans not to use the Internet and discusses life without Twitter.

Though Spencer Pratt said he's taking a break from "The Hills" to pursue a career fighting cyber crime, MTV confirms that he will still be a part of the show's sixth season.

Michael Jackson's estate has signed a reported $250 million deal with Sony Music that will include unreleased music, DVDs and video games.

The Stooges, ABBA, Genesis, Jimmy Cliff and the Hollies were among the Rock and Roll Hall of Fame inductees honored in Monday night's 25th annual ceremony.

Lady Gaga "Telephone" video director Jonas Åkerlund took us through the duo's latest visual collaboration, frame by frame.