Sirius has a Problem
"I don't have a problem," said Sirius angrily in response to this title.
"Yes you do," Remus replied, pointing to the numerous empty baskets of chicken fingers scattered around Sirius' bed and the crumbs on the floor. "Admitting it is the first step."
"I don't have a problem," Sirius replied.
"You've got barbecue sauce all over your face."