The World of Dr. Know-It-All

CLIP11/12/88

Dr. Know-It-All conducts experiments with air pressure, showing kids what happens when you take a fish out of water and suck a gerbil into a vacuum cleaner.

NRComedy Late Night Highlight

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Tags: Video

Clips

Behind the Scenes of "Phone Case" (In Partnership with T-Mobile)
CLIP 05/19/23
Phone Case (In Partnership with T-Mobile)
CLIP 05/12/23
Season 48 New Cast Q&A: Part 2
CLIP 04/20/23
First Warm Day of the Year Red Carpet Cold Open
CLIP 04/15/23
Ana de Armas Monologue
CLIP 04/15/23
Weekend Update: Trump Claims Police Cried at His Arrest, Biden Downplays Pentagon Documents Leak
CLIP 04/15/23
Weekend Update: Molly Kearney on Anti-LGBTQ Bills in the United States
CLIP 04/15/23
Lisa from Temecula: Wedding
CLIP 04/15/23
Weekend Update: Guru Genesis Fry on Mental Health
CLIP 04/15/23
American Girl Doll Movie Trailer
CLIP 04/15/23
Weekend Update: Funky Kong on The Super Mario Bros. Movie
CLIP 04/15/23
Dog Acting School Commercial
CLIP 04/15/23
Album Recording Session
CLIP 04/15/23
Nail Salon
CLIP 04/15/23
Weekend Update ft. Kenan Thompson, Sarah Sherman and Molly Kearney
CLIP 04/15/23
Please Don't Destroy - Hangxiety
CLIP 04/15/23
Weekend Update: NYC Hires First-Ever "Rat Czar," Rescuers Save Lost Hikers on Mushrooms
CLIP 04/15/23
Spanish Class
CLIP 04/15/23
Matt Schatt Game Show
CLIP 04/15/23
Marcello Hernández, Bowen Yang and Karol G Express Their Love for Ana de Armas
CLIP 04/13/23
Season 48 New Cast Q&A
CLIP 04/12/23
Ana de Armas and Chloe Fineman Brainstorm Ideas for SNL
CLIP 04/12/23
Trump Easter Cold Open
CLIP 04/08/23
Molly Shannon Monologue
CLIP 04/08/23
Weekend Update: Donald Trump's Arraignment, Marjorie Taylor Greene Slams NYC
CLIP 04/08/23
Weekend Update: Jafar on Ron DeSantis' Attacks on Disney
CLIP 04/08/23
Sally O'Malley: Jonas Brothers
CLIP 04/08/23
Pregnant Co-Worker
CLIP 04/08/23
Valets
CLIP 04/08/23
Weekend Update: Rupert Murdoch Calls Off Engagement, Pope Francis Praises Sex
CLIP 04/08/23
Weekend Update ft. Bowen Yang, Punkie Johnson and Heidi Gardner
CLIP 04/08/23
Please Don't Destroy - Molly Shannon 2K23
CLIP 04/08/23
CNN App
CLIP 04/08/23
The Play
CLIP 04/08/23
Weekend Update: LSU's Angel Reese on Her White House Invitation
CLIP 04/08/23
Netflix Live Promo: Jeannie Darcy
CLIP 04/08/23
Weekend Update: Co-Worker Who's Extremely Busy Doing Seemingly Nothing on Returning to the Office
CLIP 04/08/23
Drug Commercial
CLIP 04/08/23
Molly Shannon and Ego Nwodim Lost the Jonas Brothers
CLIP 04/06/23
Molly Shannon Can't Wait to Host SNL
CLIP 04/05/23
From Read-Thru to Air: Traffic Altercation
CLIP 04/04/23
Trump Indictment Cold Open
CLIP 04/01/23
Quinta Brunson Monologue
CLIP 04/01/23
Weekend Update: Donald Trump Indicted
CLIP 04/01/23
Bridesmaid Cult Documentary
CLIP 04/01/23
Weekend Update: Michelangelo's David Defends Art
CLIP 04/01/23
Midwife
CLIP 04/01/23
Couple Goals
CLIP 04/01/23
Weekend Update ft. Marcello Hernández and Michael Longfellow
CLIP 04/01/23
Traffic Altercation
CLIP 04/01/23
Please Don't Destroy - Street Eats
CLIP 04/01/23
Weekend Update: Marcello Hernández on Being a Short King
CLIP 04/01/23
Weekend Update: Cup Noodles' Breakfast Flavor, 89-Year-Old Named Oldest Surfer
CLIP 04/01/23
Bosses
CLIP 04/01/23
Drug Dealer
CLIP 04/01/23
Quinta Brunson Supports Sarah Sherman for Her First SNL Promo
CLIP 03/30/23
Quinta Brunson Brings April Fools to SNL
CLIP 03/29/23
Behind the Sketch: Exorcism Multi-Cam View
CLIP 03/15/23
Oscars Red Carpet Cold Open
CLIP 03/12/23
Jenna Ortega Monologue
CLIP 03/12/23
Weekend Update: Tucker Carlson's Texts About Trump, Biden's Billionaire Tax
CLIP 03/12/23
The Parent Trap
CLIP 03/12/23
School vs. School
CLIP 03/12/23
Waffle House
CLIP 03/12/23
Please Don't Destroy - Road Trip
CLIP 03/12/23
Weekend Update: Tennessee Lt. Gov. Randy McNally on Gay Instagram Thirst Traps
CLIP 03/12/23
Exorcism
CLIP 03/12/23
Weekend Update: James Austin Johnson's Random Celebrity Impressions
CLIP 03/12/23
Weekend Update ft. James Austin Johnson and Molly Kearney
CLIP 03/12/23
Jingle Pitch
CLIP 03/12/23
Weekend Update: New York City Rats Carry COVID, Berlin's Topless Pools
CLIP 03/12/23
Ridiculousness
CLIP 03/12/23
Bowen Yang Reveals "Jenna Ortega" is Lorne Michaels' Real Name
CLIP 03/09/23
Please Don't Destroy - Self-Defense Bloopers
CLIP 03/08/23
Jenna Ortega Is Hosting SNL!
CLIP 03/07/23
Fox & Friends Cold Open: Dominion Lawsuit
CLIP 03/05/23
Travis Kelce Monologue
CLIP 03/05/23
Weekend Update: Tennessee Bans Public Drag Shows, Trump Lashes Out at DeSantis
CLIP 03/05/23
Weekend Update: Punkie Johnson and Mikey Day on Their 2023 Oscars Predictions
CLIP 03/05/23
NFL Gives Back
CLIP 03/05/23
Too Hot to Handle
CLIP 03/05/23
Weekend Update: Puerto Rico's Only Zoo Closes, Man Plans to Turn Jail into Airbnb
CLIP 03/05/23
Abby the Ex-Girlfriend
CLIP 03/05/23
Weekend Update: Sarah’s News (Birthday Edition)
CLIP 03/05/23
Family Meeting
CLIP 03/05/23
American Girl Café
CLIP 03/05/23
Mama's Funeral
CLIP 03/05/23
Garrett from Hinge
CLIP 03/05/23
Straight Male Friend
CLIP 03/05/23
Weekend Update: Dilbert on Scott Adams' Racist Rant
CLIP 03/05/23
Weekend Update ft. Michael Longfellow, Mikey Day, Punkie Johnson and Sarah Sherman
CLIP 03/05/23
Please Don't Destroy - Self-Defense
CLIP 03/05/23
Travis Kelce Gets Coached by Heidi Gardner for SNL
CLIP 03/02/23
Travis Kelce Is Hosting SNL!
CLIP 02/27/23
Trump Train Visit Cold Open
CLIP 02/26/23
Woody Harrelson Monologue
CLIP 02/26/23
Weekend Update: Biden Meets with Zelenskyy in Ukraine, the Oscars' Crisis Team
CLIP 02/26/23
Cologuard
CLIP 02/26/23
Submarine Launch
CLIP 02/26/23
Slingshot
CLIP 02/26/23

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