"You're going to Corn Scouts."
"It's Cub Scouts."
"Dummy" was added to the end of that sentence, unspoken, but very implied.
"No, it's not," he argued. "It's Corn. Look at the badge --" and he pointed at the Scout Emblem. "See, it's Corn. Not a Cub. Or a Boy. So you," he finished smugly, "You are a Corn Scout."
I think we all know who the real cornball is.