Sure, he's more a caricature than a fully fleshed out person, but he reacts to his increasingly unbelievable situation with unexpected... believability. (filmthreat.com)
Faced with peer pressure and bullies, subjected to the embarrassment of gym class and humiliated for being depicted as a loser on the front page of the school paper, Greg faces some difficult but not totally unbelievable situations as his constant clamoring for acclaim continues to flop. (parentpreviews.com)
It was, as the commentary made clear, «an unbelievable situation», and Asprilla himself was so overcome that he barely made it over his third somersault. (sbnation.com)