Ashlee Simpson lit up the Voltaire at the Venetian in Las Vegas in September, and she's breaking down why she decided to get back on stage, celebrating her first album after 20 years, what fans ...

Pop megastar Katy Perry left a superfan gobsmacked after inviting him up on stage to twerk with her mid-concert – before serenading him with a song. The singer made Teenage Dreams come true for ...