30 Rock: ‘Subway Hero’ Spoilers (4-17-08)

Both Dean Winters and Tim Conway guest star on the April 17 episode of 30 Rock, the first of whom returns as Liz Lemon’s ex-boyfriend Dennis, also known as “The Beeper King.”

The title of the episode, “Subway Hero,” refers to the nickname Dennis receives after a heroic act. Conway plays a TV star of old who makes his way to 30 Rock when Jack goes on the hunt for a celebrity to become the face of a Republican event.

30 Rock airs Thursdays on NBC at 8:30pm EST.