Gyllenhaal and Witherspoon keep close during a stroll in Madrid, Spain. Plus: Katy Perry, Hugh Jackman, Lindsay Lohan and more

SHOW GIRL

She looks ready to hit the stage in a Sin City revue! The chips are up for a fine-feathered Katy Perry while shooting the video for her single "Waking Up in Vegas" with actor Joel Moore on Wednesday at the Palms Casino Resort in Las Vegas.