* Just about any time he let's plays with [=KZ=]. It's pretty obvious they're close friends and have a great time, so it's pretty hard not to laugh with them whenever they start laughing. Helps that they both have fairly contagious laughs.
* Similarly when they do movie commentaries, their riff on [[WesternAnimation/AGoofyMovie A Goofy Movie]] is probably the most hilarious.
** In that commentary, their reaction to Goofy [[OOCIsSeriousBusiness getting all pissed off.]]