Pop Quiz: How Well Do You Really Know Rob?

How does he feel about Edward Cullen? What did he have to learn to play Diggory? As the actor turns 23, see how well you know the Brit with bite! By Cara Lynn Shultz

Q: 1 of 10

Correct Answer: Spunk Ransom

Robert told MTV News that the nickname "Rpattz" "sounds kind of like antacid or something. I hate my name. I hate any reference to my name," he admitted. "I wish people would completely invent a new one like ... Spunk. I'd like to be called 'Ransom Spunk,' or 'Spunk Ransom.' "