sentences:  After Liz, Frank is the most prominently-featured and prolific writer of the show-within-a-show.Frank is habitually slovenly and childish; he lives with his mother and is an aficionado of video games, comic books and figurines, and pornography.He wears a variety of trucker hats with humorous phrases (which Friedlander also wears in real life) and large, thick-lensed glasses.