River Viiperi shaves his head and looks fit af:

2018 is going to be LIT! ? Who’s ready!?

A post shared by RIVER VIIPERI (@riverviiperi) on Jan 5, 2018 at 7:00pm PST

Ricky Martin has a (naked) moment in Vegas:

A moment in Vegas. . . We are back to Vegas! Get your tickets NOW ? ticketmaster.com/rickymartin #RICKYALLIN @parktheaterlv . ?: @walid.azami

A post shared by Ricky (@ricky_martin) on Jan 4, 2018 at 10:13am PST

Cameron Dallas freed the nipple:

? what’s your favorite ?

A post shared by Cameron Dallas (@camerondallas) on Jan 5, 2018 at 7:26pm PST

Ex On The Beach’s Brandon Myers soaps up:

https://www.instagram.com/p/BddxBkygJ28/

Justin Bieber got MORE ink:

Wowzers

A post shared by Justin Bieber (@justinbieber) on Jan 6, 2018 at 4:40pm PST

Love Island’s Theo Campbell relived his summer days:

Could be dangerous if I done weights.. #hotel #lighting #instapicoftheday

A post shared by Theo Campbell (@theo_campbell91) on Jan 4, 2018 at 9:57am PST

Dacre Montgomery flaunts his abs on his IG story:

Love Island‘s Kem gets sweaty for Attitude: