In 2010, Natalie Portman and Mila Kunis rocked the movie theaters with their psychological ballet thriller, Black Swan. The ...

Kevin Jonas of the Jonas Brothers and Jonas hype man “Big Rob” Feggans joined the Gab Cinque Band on stage to perform the Jonas hit “Burnin’ Up” at the packed club. The crowd, with arms outstretched, ...

From Jesse McCartney to Demi Lovato, here's who the Jonas Brothers have surprised fans with on their Jonas20 Tour, so far.