Riding a stoned cheetah, while stoned, through the wilds of New Jersey.
The Ironic Echo when Kumar taunts the racist hoodlums with "Thank you, come again" - while driving away in their car.
An accidental one when the cop finds Kumar's pot in the skaters' truck.
Harold, after finally getting to White Castle, gives a "The Reason You Suck" Speech to the coworkers who tried to foist off their work onto him and cockblocks them by telling their dates that they both caught VD from a prostitute.
The racist cop and the skater punks getting arrested.