Hilton tries on a new look during her Hawaiian getaway. Plus: Britney Spears, Matthew McConaughey and more

CZECH-ING IN

Looks like Angelina Jolie isn't the only A-list actress working in the Czech Republic. Her Shark Tale costar Renée Zellweger makes a casual showing at Friday's kickoff of the 42nd annual Karlovy Vary International Film Festival, where she was on hand to present an award to Czech director Bretislav Pojar.