The Biggest Loser Bob Harper comes out as gay on 'The Biggest Loser' to aid struggling contestant 11/27/2013 Bob Harper has come out and acknowledged he's gay for the first time on The Biggest Loser. Read More RELATED NEWS Jillian Michaels' partner Heidi Rhoades files to end their domestic partnershipRachel Frederickson: The "controversial storm" after I won 'The Biggest Loser' was hurtful and I had low self-esteemJillian Michaels says she didn't quit 'The Biggest Loser' TAGS: The Biggest Loser Bob Harper