And that’s when you break. For this list, we’re taking a look at scenes that were so funny that the actors couldn’t help but crack up, even if only fleetingly. Rather than being banished to a blooper reel, these instances ultimately made the cut anyway. Our list includes scenes from “It’s Always Sunny in Philadelphia” (2005-), “Fast & Furious 6” (2013), “Supernatural” (2005-), “3rd Rock from the Sun” (1996-2001), and more! Join WatchMojo as we count down our picks for the Another Top 10 Scenes Where Actors Couldn't Keep a Straight Face in Movies and TV.