The singer shows off her new sizzling do in Madrid, Spain. Plus: Pete & Ashlee, Sandra Bullock, Kim Kardashian and more

DANCING WITH THE STARS

Tom Cruise – as movie mogul alter ego Les Grossman – has no problem keeping up with pal J.Lo, who joined him for a surprise dance to her song "Get Right" live at the MTV Movie Awards in Universal City, Calif., on Sunday.