Hathaway stays in step with adoring beau Adam Shulman while out in N.Y.C. Plus: Nicole Richie, Jon Gosselin, Tom Cruise and more

ROCK ON!

Talk about a dynamic duet! American Idol winner Kris Allen shares the stage with runner-up Adam Lambert during a stop on the American Idols Live! 2009 summer tour at L.A.'s Staples Center on Thursday.