[Image via Getty Images.]
Good golly, Howie Mandel…
We know he's been working on his fitness…
But DAYUM, Mr. Mandel looks great for 58!
The America's Got Talent judge decided to take it all off on Monday night's show — joining an auditioning male dance review on stage!
Ch-ch-check out the Rock Hard Revue and Howie's moves in the video (above)!