Pete Wentz coffee  starbucks jeans fall out boy ashlee simpson

Perhaps Pete Wentz was buying a pick-me-up for his ladylove Meagan Camper?

Ashlee Simpson's rock star ex-beau left Starbucks in Studio City holding two large iced coffee drinks. That's some serious caffeine!

Sporting a simple black T-shirt, MC Hammer-style grey pants and cheetah print sneakers, the Fall Out Boy singer looked like a fashionable man on a mission.