 She later encourages Liz to write a book and take on a talk show gig based on the catch phrase (though the talk show is very short-lived).Liz and Pete have known each other since about 1996 and he's possibly the closest thing Liz has to a confidant besides Jack, especially since Jenna, her closest female friend, is far too anxious about her own life to function as such.Pete lived in Liz's apartment for an extended period while separated from his wife.