College is a big adjustment--but not if you're Kenya Posey. Even at a Southern school far from her Jersey turf, she's the one the girls envy and the boys want. Kenya's the star of a hot singing/dancing troupe, her high-school BFF Lark is on campus--could things get any better?For Lark, the answer is yes. While she's flunking socially, life is one big episode of "Everybody Loves Kenya"--and Lark barely gets a walk-on role. Kenya's too self-absorbed to see beyond her fabulous new life. But with Kenya's bro