Who said "I'm not fat, I'm just big boned"?

This quote is attributed to Kenny McCormick.

I'm not fat, I'm just big boned - Kenny McCormick

"I'm not fat, I'm just big boned"

Kenny McCormick Humor

"Mmph mmph mrmph!"

"Dude, we're in third grade"

"This is so cool"

"You guys, seriously"

"Never underestimate the power of a good laugh."

"Laughter is the best medicine."

"A good laugh is the best medicine."

"Laughter is contagious and wonderful."