They [Mike Tyson and Todd Phillips] actually struck up a really pretty incredible chemistry, those two, and I think they really trusted each other.
Ed HelmsYou make adjustments according to the specifics of the character.It's something I feel like a lot of my comedic heroes have always done. It's not even necessarily vulnerability, always, but it's an earnestness, a genuine desire to actually do the right thing, but then still make really misguided, stupid decisions along the way.
Ed Helms