Jillian Michaels Her 'Biggest' Challenge Yet

1/5/2011 5:01 AM PST

'Biggest Loser' Trainer Jillian Michaels -- Her 'Biggest' Challenge Yet

"Biggest Loser" trainer Jillian Michaels believes slim is in -- but not everyone (in the TMZ newsroom) agrees and now she's sparked a major beef. Mmm ... did someone say beef?



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