Derek Hough Offers to Do ‘Survivor’ If Boston Rob Does ‘DWTS’ — and Jeff Probst Weighs In

He can out-dance his competition, but can Derek Hough outwit, outplay, and outlast? Hough, a pro dancer-turned-judge on Dancing With the Stars, says he’ll compete on Survivor if Survivor veteran Rob Mariano a.k.a. Boston Rob competes on DWTS. Hough threw down the gauntlet in his Instagram Stories on Thursday, per Entertainment Weekly. “I’ll do Survivor if Boston Rob does Dancing With the Stars,” he vowed. And Survivor host Jeff Probst is all in favor. Two days later, in his own Instagram Stories, Probst responded to Hough’s dare after welcoming him to Survivor’s fandom. “Derek, I am so happy to hear you’ve finally discovered Survivor,…