Zac Efron is supposed to look great as he does each and every minute of the day, right? He doesn’t get those nasty little imperfections like we do, right? He’s just a perfect god? Wrong! Zac Efron was about to ditch girlfriend, Vanessa Hudgens’, little sister, Stella’s, birthday party because of a nasty zit! He knew there was going to be a lot of little girls who looked up to him, and he didn’t want them to be grossed out by his nasty pimple.