Is R&B Singer MARIO Trolling Us With His HAIRLINE . . . Ain't No Way . . . The Barber Thinks That STRUGGLE LINEUP . . . Looks PROPER!!!

R&B singer Mario was spotted out in Los Angeles - with that ODD hairline again. It kind of looks like the TOP HALF of the Nike sign in the side of his head.

We think he's just TROLLING USn ow.