Loose Lips! Emma Roberts, Zoë Saldana, Mandy Moore & More Stars Whose Friends &...

Between nosey fans and the prying paparazzi, it’s nearly impossible for celebrities to keep secrets.

Martial Arts, Medicine Balls & Dance-Based Cardio: Shakira, Jenna Dewan, Zoë Saldana, More Stars'...

OK! reveals the routines that keep Hollywood’s finest — including Shakira, Jenna Dewan and Zoë Saldana — in killer shape.