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Oritse strips off and posts the picture online.
Oritse from JLS has posted a very cheeky photo on Twitter as a "before" shot for his gym training sessions.
The 'She Makes Me Wanna' singer is buffing up to compete with bandmate Aston in the pec department.
"Gona do a photo diary of my body change & Food to monitor my progression to ideal physique thru diet & training!" Oritse posted last night.
And this morning he treated fans to this saucy shot in just his boxers.
"Week 1 of Training! This is (the before)! #ODT! #Yeaboi! ORITSE x"