| Airdate | Show Number & Title | Celebrity | Segment |
|---|---|---|---|
| 9/26/11 | 4257 Failure to Launch | James Marsden | WOTS – Engineer Spoof – "Measure, Yeah, Measure" |
| 9/27/11 | 4258 Rocco's Boat | Craig Ferguson | WOTS – Experiment Spoof – "The Heaviest Catch" |
| 9/28/11 | 4259 The BubbleFest | George Lopez Jay Sean |
WOTS – Liquid Song – "Super Grover 2.0" |
| 9/29/11 | 4260 Observe, Record, Annoy | Jerry O'Connell Jason Jones |
WOTS – Observe Street Story – Professor Spoof – "G!" |
| 9/30/11 | 4261 Shape-O-Bots | Johnny Galecki Andy Samberg |
WOTS – Transform Street Story – Visitor |
| 10/4/11 | 4262 Latinization of Marco | Sofia Vergara Juanes |
WOTS – Baile Song – "Muevete" |
| 10/7/11 | 4263 Humpty Dumpty's Big Break | Jesse Tyler Ferguson | WOTS – Fragile |
| 10/11/11 | 4264 Goodbye Pacifier | Naomi Watts & Liev Schreiber | WOTS – Exchange |
| 10/17/11 | 4265 The Good Birds Club | Mila Kunis | WOTS – Include |
| 10/18/11 | 4266 The Big Bad Wolf Huffs & Puffs Slimey | Mark Ruffalo Harlem Globetrotters |
WOTS – Empathy Insert – "Number 3" Song – "Change the World" |
| 10/21/11 | 4267 Baby Bear's Baby Doll | Seth Rogen Elvis Costello |
WOTS – Embarrassed Song – "A Monster Went and Ate My Red Two" |
| 10/28/11 | 4268 Elmo and the Monarch Butterfly | Michelle Monaghan | WOTS – Fascinating Song – "Elmo's Got the Moves" |
| 11/9/11 | 4269 Siblings | Jimmy Kimmel | WOTS – Sibling |
| 11/11/11 | 4270 Letter "R" Mystery | New York Knicks
Adam RodriguezAmar'e Stoudamire & Carmelo Anthony |
WOTS – Compare Street Story – Detective |
| 11/18/11 | 4271 Cast Iron Cooks | Amy Adams Jason Schwartzman Sutton Foster |
WOTS – Ingredient Street Story – Cast Iron Cooks Host Song – "I'm A Lever Lover" |
| 11/25/11 | 4272 Getting Centered | Emma Stone Bruno Mars |
WOTS – Balance Song – "Don’t Give Up" |
| 12/1/11 | 4273 A Prince of a Frog | Conan O'Brien | WOTS – Amphibian Spoof – "SpiderMonster: The Musical" |
| 12/15/11 | 4274 Elmozilla | Drew Brees | WOTS – Measure |
| 12/26/11 | 4275 Super Maria | Nicole Kidman | WOTS – Stubborn |
| 12/29/11 | 4276 The Flood | John Krasinski | WOTS – Soggy |
| 12/30/11 | 4277 Falling Leaves | Ken Jeong | WOTS – Deciduous |
| 1/4/12 | 4278 The All Our Senses Club | Maria Menounos | WOTS – Senses |
| 1/19/12 | 4279 What's in Big Bird's Nest? | Joel McHale | WOTS – Prickly |
| 1/25/12 | 4280 Rhyming Block | Robin Williams Supreme Court Justice
Samantha BeeSonia Sotomayor |
WOTS – Conflict Insert – The Justice Hears a Case Street Story – Mother Goose |
| 2/2/12 | 4281 Biggest Loser / Furry Potter Book | Rico Rodriguez OK Go! |
WOTS – Magnify Song – "Colors" |
| 2/6/12 | 4282 Elmo Wants to Have A Ball | Gustavo Dudamel | WOTS – Stupendous |



