← Previous Next → 5x20 100th Episode Part 1 of 2 5/5 (1 vote) First Aired: Apr. 21, 2011 on NBC Summary: Jack convinces management to give "TGS"'s cancellation an eleventh hour reprieve to prove their worth with the 100th episode; Jenna considers becoming a mother. A gas leak causes the cast/crew to have delusions.

Main Characters in this Episode

• Liz Lemon
• Tracy Jordan
• Jenna Maro…
• Kenneth Pa…
• Pete Hornb…
• Frank Ross…

• Jack Donaghy
• Cerie
• Dot Com
• J.D. Lutz
• Jonathan
• Toofer

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Guest Stars Tom played by Michael Keaton Tom Hanks played by Tom Hanks Dennis Duffy played by Dean Winters Hank Hooper played by Ken Howard Danny Baker played by Cheyenne Jackson Greta Johanssen played by Rachel Dratch Blue Man played by Rachel Dratch Paul played by Will Forte Dr. Leo Spaceman played by Chris Parnell Brian Williams played by Brian Williams (III) Matt Lauer played by Matt Lauer Regis Philbin played by Regis Philbin Rachael Ray played by Rachael Ray Kelly Ripa played by Kelly Ripa Bum played by Hannibal Buress Strip Club Manager played by Nancy Eng Alan Garkel played by Eric Dysart Cyclist played by Victor Paguia Stripper played by Ksyn Cason Dancer #1 played by Danielle Flora Dancer #2 played by Semar Ghebremichael Dancer #3 played by Nicole Guidetti Stripper #3 played by Nedra McClyde Dancer #4 played by Mayumi Miguel Subhas played by Subhas Ramsaywack NY News Reporter played by Jennifer Rogers (XI) Brooklyn Idiot played by Ben Sinclair (II) Old Janitor played by Stewart Steinberg Drag Queen played by Andre Ward TGS Bandmember played by Russ Spiegel Saxophonist played by Leroy S. Mobley TGS Audience Member played by Peter Iasillo Jr. More