1.On Parks and Recreation, when Rob Lowe couldn't contain his laughter as Adam Scott tried to dial a phone with his face during the whole "the calzones betrayed me" food poisoning scene:
Watch the scene here:
2.On Arrested Development, when Tobias said Michael was no expert on marriage seeing as his wife was dead, and you could tell Jason Bateman was trying reallyyyy hard not to laugh:
Watch the scene here:
3.On The Golden Girls, when Rue McClanahan and Bea Arthur couldn't stop laughing while Betty White explained the "herring war":
Watch the scene here:
4.On Murderville, when Kumail Nanjiani started squawking and Will Arnett almost lost it:
Watch the clip here:
5.On The Office, when Michael accused Toby of being the man who flashed Phyllis and asked him to reveal his penis, leading to a VERY uncomfortable silence and John Krasinski just about losing it:
Let's take a closer look:
I can't find the scene on YouTube, but it's near the beginning of Season 3, Episode 22.
6.Also on The Office, when Kevin sat on Michael's lap when he was dressed as Santa and Mindy Kaling got the giggles:
Let's take a closer look:
You can watch the clip here:
7.Also on The Office, when Idris Elba was trying to hold in the giggles after characters kept interrupting David Wallace:
Watch the moment here:
8.On Parks and Recreation, when the Eagleton people unveiled their fake park idea and Leslie told them to leave in a demonic voice while Adam Scott struggled to keep a straight face:
I can't find the scene on YouTube, but you can watch the episode (Season 5, Episode 8 — the moment is near the end) on Peacock or check out a snippet of the moment here.
9.On Will and Grace, when they filmed a live episode and Debra Messing and Sean Hayes couldn't stop laughing when talking about Jack being a "woman of quality":
10.And again when Jack unveiled his missing eyebrow to Grace:
Watch both moments here:
11.On Seinfeld, at the very end of "The Parking Garage," when the car wouldn't start (which wasn't in the script) and you could see George shaking with laughter:
You can watch the moment here:
12.On Supernatural, when Bela stole from Dean and Sam again, and Dean yelled "SON OF A BITCH!" as Jared Padalecki tried not to laugh:
Watch the scene here:
13.On The Jamie Foxx Show, during the "Traffic School Daze" episode, when Mark Curry (playing the instructor) slid and almost tripped as he ran toward the front of the room, and a bunch of the actors started laughing:
Watch the scene here:
14.And in the same episode, when Curry tripped while walking in, then said, "if one of y'all laugh, you ain't gonna graduate" while Foxx and another actor were clearly laughing:
You can watch the moment at the beginning of this clip:
15.On That '70s Show, when Eric imagined everyone in a Three Stooges–style sitcom and Ashton Kutcher kept smiling:
17.Aaand when Kelso hit his legs against the table and kept acting, but Lisa Robin Kelly couldn't help giggling:
You can see it a bit better in the video:
18.Last That '70s Show one — when Mila Kunis lost it at Kitty dancing at the strip club:
Watch the clip here:
19.On Community, when the Dean apologized for payday being pushed back with a rap that turns really intense and then ran out of the room, and Gillian Jacobs looked at the camera and almost laughed:
Watch the scene here:
20.Also on Community, when Danny Pudi was caught genuinely smiling (something his character does not do) in the pillow vs. blanket war episode:
Watch the brief moment at 1:41 here:
21.On Friends, when Ross played the bagpipes and Phoebe started singing, and Jennifer Aniston could not hold it together:
Watch the scene here:
22.And also when Ross played the keyboard:
Watch the scene here:
23.And finally, on Live in Front of a Studio Audience, when Jamie Foxx flubbed his lines and made the whole cast crack up:
Watch the scene here:
What's your favorite time an actor broke character on a TV show? Let us know in the comments!