The rapper and the reality TV star are planning one heck of a wedding.
Lady Gaga says she'll launch a 25-city tour next year.
Kanye West, Paul McCartney, Arcade Fire and Lorde all make the top 10 list.
The pop star arrives for her two-year residency in true Las Vegas fashion.
Michael Jackson's family is planning to seek a new trial against concert promoter AEG.