Gwildor driving a car and calling it a primitive land boat.
Evil-Lyn using a scanner to replay the fight between He-Man, Julie, and the mercenaries, then smugly commenting that Julie must have tipped the scales against them.
At one point, the police squad Lubic brought back with him has a lot of fun at his expense when he can't seem to locate the enormous army of intergalactic invaders he'd seen blasting away at the shop just a few minutes ago, much to his irritation. This gets even funnier when you realize his astonishment is perfectly justified—the bad guys really blew out of there in a hurry once they had what they'd come to get.
When Gwildor puts on all the Earth clothes he'd found to try and disguise himself.
Gwildor: If we dress like this, no one will recognize us.
Kevin: (freaked out by Gwildor's appearance) What the hell is that?!
Gwildor: See! (chuckles)
When Evil-Lyn and her mercenaries localize the Key, which is in Kevin's hands just before Lubic confiscates it, Kevin is running a microwave. The mercenary believes that their signal is being jammed and Evil-Lyn orders him to send a counter-signal to destroy the source. The oven explodes, much to Kevin and Lubic's shock and bewilderment. You kind of have to see it for yourself to appreciate the sight gag...