"Adam came up to her from behind and grabbed her with one hand on her stomach and one hand directly on her butt cheek. Heidi had six bodyguards with her. They took his hand off her and moved him away from the situation," the New York Daily News quoted an insider as saying.
Montag, 23, reportedly refused to continue the photo shoot, and her move had her labelled a diva in the press. Her husband, Spencer Pratt, attempted to squash the bad buzz by saying she "was sick and she didn't even want to go to that photo shoot."
Meanwhile, reality stars are coming to the defence of DiVello. "Similar to most of my fellow MTV cast mates, I am in utter shock at the allegations made against Adam DiVello. Not only are they completely absurd, but they are 100 percent without merit," said the show''s former star, Lauren Conrad.