Paul Bettany on returning to Iron Man 2

Some of you might be wondering was Paul Bettany part of the first Iron Man? Actually Bettany's character is the closest to Iron Man on the first movie because he voiced JARVIS. The A.I. that runs Tony Stark's house then the other voice in the Iron Man armor. JARVIS is an upgrade from the comics, where he is the Avenger's Butler. When IGN caught up with Bettany, and ask if he will reprise his role in IM2, he said that he's not sure if he'll reprise his role and then added that he barely remembers doing the first one."It's as mysterious to me as it was the first time. And this is absolutely true