The guys of One Direction stripped down to their swim trunks and showed off their awesome abs as they took a boat ride in Sydney, Australia, this afternoon.

OK! GALLERY: ONE DIRECTION POSES WITH LUCKY FANS OUTSIDE THEIR L.A. HOTEL 

Harry Styles, Zayn Malik, Louis Tomlinson, Niall Horan and Liam Payne were all smiles as they sipped on some cold beers, fished and dived off the yacht into the Sydney Harbour. 

OK! NEWS: ONE DIRECTION TURNS DOWN WHITE HOUSE INVITATION FROM MICHELLE OBAMA 

The boys arrived for their Australian tour yesterday and will fly out to Melbourne on Saturday for their sold-out concert at Hisene Arena on Monday night!