Full speedo ahead! Who needs hunks in trunks? Stars like Matt Damon and Prince William have let it all hang out in skimpier underwear. Hang on tight and check out celeb guys in speedos!
The secret word of the night is "speedo"! The host of Bravo's Watch What Happens Live posted this flashback shot for #ThrowbackThursday on Twitter in September 2013: "me, a speedo, a lawnmower. Discuss."