What comes after "I'm Bart Simpson" on the infamous t-shirt referred to in a 2019 Mental Floss article called "The Great Bart Simpson T-Shirt School Ban of 1990"?

The hot selling t-shirt that appeared soon after The Simpsons premiered said "I'm Bart Simpson, Who The Hell Are You?" As quoted in the article: "School district administrators in Florida, California, Michigan, Illinois, and Washington, D.C. were cracking down on the surge in Bart shirts, fearing his status as a miscreant would be the wrong kind of role model for kids to emulate."

Asked by Tom Cohen · Last updated 5 years ago · 640 views