Cyrus keeps her pup Sophie close on the L.A. set of her new music video. Plus: Nick & Mariah, Beyoncé, Nicole Kidman and more

15 of 18

IN DA CLUB

Golf aficionado Justin Timberlake teams up with Callaway Golf to launch their new FT-iQ driver at an event Thursday in New York City. The night before, the star got down and dirty alongside Madonna during her show at Dodger Stadium in L.A.