Primetime Preview: A Grey's Anatomy Wedding!

May 7th, 2009 4:53 PM by Matt Richenthal

Tonight marks the 100th episode of Grey's Anatomy. The show celebrates with a major wedding...

8:00 p.m. - An appearance by Stewie Griffin on Bones (Fox); Chloe asks Clark to kill Davis Smallville (The CW); Ralph Macchio guest stars on Ugly Betty (ABC); Michael Waltrip guest stars on My Name is Earl (NBC).
8:30 p.m. - Leslie's mother is honored on Parks & Recreation (NBC).
9:00 p.m. - Jim and Pam discuss a secret trip on The Office (NBC); the 100th episode of Grey's Anatomy (ABC); Sam is locked inside Bobby's panic room on Supernatural (The CW),
9:30 p.m. - Jack looks for his real father on 30 Rock (NBC).
10:00 p.m. - A criminal exposes himself to Lydia on Southland (NBC).

Matt Richenthal is the Editor in Chief of TV Fanatic. Follow him on Twitter and on Google+.

More From Around the Web