Chris Hemsworth: Kristen Stewart Would Hold Her Own With ‘The Avengers’ Not necessarily, but Chris Hemsworth, 28, said Kristen Stewart, 22, has an open invitation to hang with the badass boys of Marvel’s The Avengers. “Hell ya,” Chris told Celebuzz at The Avengers junket when we asked if Snow White is really as badass as we are all expecting. But would she hold her own with the superheros? “I…