Because they are members of an underground Splinter cell.
A certain number! One to actually perform the task, and the rest to act in a manner stereotypical of the group.
Mayo mayo mayo mayooooooooooooooooo
He had a staff infection...
Whenever he boards a plane it neverlands
Me: "Why did you guys put my frog on the No-Fly List !" Agent: "Umm..." Me: "DAMMIT, HE'S STARVING!"