Justin released a video for Can't Stop the Feeling in which the singer dances across his studio with appearances by other voice actors from the movie including actress Anna Kendrick and fellow pop star Gwen Stefani
Prince emerged on the Hollywood scene when the album that had established him as a major pop star, Purple Rain, was made into a semi-autobiographical film about a young musician -- The Kid, after Prince's nickname "the Kid from Minneapolis"
Taylor, 26, tweeted a video of herself and best friend Selena Gomez freaking out in the green room. Selena, just one of the many Taylor pals who stars in the video, plays the singer's nemesis, believed to be based on pop star Katy Perry
The white British star of Shakespeare in Love plays the black King of Pop in Elizabeth, Michael & Marlon, alongside Stockard Channing as Elizabeth Taylor and Brian Cox as Marlon Brando. The casting news comes amid a debate about lack of diversity in Hollywood