The job description for the term THE SIMPSONS SQUISHEE SELLER is APU, which stands for 'Apu Nahasapeemapetilon'. Apu is a recurring character in the long-running animated sitcom The Simpsons. He is an Indian immigrant proprietor who runs the Kwik-E-Mart, a popular convenience store in Springfield, the show's fictional setting. Apu is also known for selling Squishees, a slushy-like drink, at his store.