Episode Overview
Jack's biological father's health hangs in the balance as the pair start to build a relationship. Liz draws some attention as a relationship expert, despite her own many failed relationships, after an appearance on a talk show. Tracy is invited to speak at his old high school and Kenneth helps him overcome some embarrassing memories from those years.
Guest Stars
Cyndi Lauper
Cyndi Lauper
Alan Alda
Milton Greene
Adam Horovitz
Ad-Rock
Mary J. Blige
Mary J. Blige
Clay Aiken
Clay Aiken
Elvis Costello
Elvis Costello
Norah Jones
Norah Jones
Moby
Moby
Michael McDonald
Michael McDonald
Kay Cannon
Wife
Adam Levine
Adam Levine
Talib Kweli
Talib Kweli