"What are ya selling?, stranger"
"What are ya buying?"
That Merchant from Resi 4 did my tits in.
"Get away from me, Housecat..."
M'raaj-Dar the Khajiit from the Dark Brotherhood in Oblivion
Any line spoken by Mr B Burton "Jills Sandwiches, Master of Un-locking, ect"
"He is the strangest man i ever saw, truly"
Random npc in AC2
and last but not least
"Tango Sucka"
I think for me, it's not neccesserily whats being said as opposed to how it's being said.