This Lil’ Slugger Grew Up and Dated Kim Kardashian, But Who Is He? (PHOTOS)

He's all grown up now and is a pro-athlete and new daddy. Oh, and he dated a reality TV star you may or may not have heard of Kim Kardashian? That very public relationship went on and off for about three years before she moved on (a few times) and then got pregnant. Do you recognize Kim's ex as a child?

Give up already? Click here for the answer! ;