The singer returns to the spotlight in Sao Paulo. Plus: Kellan Lutz, Jennifer Aniston, Kim Kardashian and more

TUSH-CHÉ

A girl's gotta eat! Kim Kardashian (and her signature derriere!) makes a pit stop at Mexican eatery Chipotle in Beverly Hills on Wednesday. Kim and her sisters return with new episodes of Keeping Up with the Kardashians on Sunday.