Isiah Thomas took issue with LeBron James warming up shirtless and said "professionalism" in the NBA "has diminished so much.

LeBron James went full bare-back for his pre-game warmups against the Houston Rockets tonight. While some fans might overlook ...

NBA Legend Isaiah Thomas goes off on LeBron James for warming up without a shirt in a live shot shown by NBA TV.

NBA fans have been reacting to the Detroit Pistons legend Isiah Thomas’ outburst at LeBron James for the way the latter chose ...

Basketball Hall of Famer Isiah Thomas ranted Friday about the level ... but to walk out on the floor before a game, with no shirt on, and shoot, I mean, come on, man? Where we at?

And Thomas wasn't a fan of seeing LeBron step on to an NBA court without a shirt. "I just totally, 100 percent object to this," Thomas said on NBA TV. "If I was the GM or coach, I would never let ...

"I just totally, 100% object to this," Thomas said as the NBA TV crew watched ... Getting flack from these clowns for shooting without a shirt on, circus behaviour," a fourth said.