Complex sentence: Cooper's cinematic debut came in the ensemble comedy "Wet Hot American Summer" (2001), a film that takes place at a fictional summer camp in 1981, and features him as Ben, the love interest of Michael Ian Black's character.
Split into simpler sentences: Cooper's cinematic debut came in the ensemble comedy "Wet Hot American Summer" (2001), a film that takes place at a fictional summer camp in 1981. It features him as Ben, the love interest of Michael Ian Black's character.