He may be like the king of the world right now with his hit show, How I Met Your Mother, new movie, Bad Teacher, and upcoming dream come true by writing and starring in The Muppets, but for Jason Segel, putting on the pounds was no laughing matter. In fact, he dished to David Letterman last night about one major inspiration: Unflattering photos his assistant snapped to get him into weight loss mode! OK! VIDEO: WATCH JASON SEGEL & JOHN KRASINSKI CRASH A RANDOM ... Read More >>