Toni plays Mary in Breaking Dawn. She talked to Marc Malkin about working with Rob and Kristen:
"They're great," said Trucks, 31. "Kristen was always lovely to me and really laid back and Rob was so joyful and cool. They're both wonderful, cool as a cucumber. I don't think anyone can really judge people too harshly when you have all eyes on you at all times."
Keep reading to find out what made the entire cast of vampires cry one day.