Chris Pratt
Chris PrattEarlier this summer, Parks and Recreation star Chris Pratt made headline news with a simple Instagram post. The hilarious actor has charmed viewers for five seasons as the lovable teddy bear Andy Dwyer. But Pratt proved he knows how to get serious - seriously hot! - when he slimmed down and bulked up for the lead in upcoming superhero movie Guardians of the Galaxy. Who knew all of that was hiding underneath there? [Photos via, via]