Dancing With the Stars' Maksim Chmerkovskiy, 30, showed off his washboard abs during a work-out Thursday in Malibu. Derek Hough, 24, gave fans a peek at his sleek stomach last year.

Tell Us: Which DWTS star is hotter shirtless?

Maks or Derek?

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3,072 Votes
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1,692 Votes

Watercooler Poll

Which DWTS dancer looks hotter shirtless?

Maksim Chmerkovskiy
Derek Hough