who was the best character in the movie series " American pie" ???

ok deep the guy's name is Steve Stiffler, he is the guys that you stay away from when you are in school n college, but you cant help being jealous of them. He calls himself the Stiff Myester , as in to denote his ever-ready willingness to nail any one- gy or girl.....any way which part did u watch?.....i have all the 5 parts and am totally crazy about them..........