Also known as Man Titties, is a fictional character, who appears in GTA 5 Online Funny Moments - Halloween Preparation, Batman, Dark Knight Rises Parody Skits!, He was labeled as "Batman" by the crew.
Fatman was encountered by the crew when they entered the Batcave where he is dancing with a woman while drinking beer. During his retirement as Batman he gained weight and has a girlfriend. The Crew wanting to follow in his footsteps, asked him where are his Batsuits but received no reply. Delirious suggested to search under his man boobs which causes the crew to laugh at the idea. Fatman, then points at Terroriser/Bane mocking by saying he is too skinny to play the role which causes Terroriser to knock out Fatman and scare his girlfriend.