The Simpsons Clerk is Apu, a character from the long-running animated television series The Simpsons. Apu is an Indian immigrant who works as a clerk at the Kwik-E-Mart convenience store in Springfield. He is known for his catchphrase 'Thank you, come again!' and his distinctive accent. Apu is a hardworking and honest employee, although he has been known to take advantage of his customers on occasion.