Who said "I'm not just sure, I'm HIV positive!"?

This quote is attributed to Butters Stotch.

I'm not just sure, I'm HIV positive! - Butters Stotch

"I'm not just sure, I'm HIV positive!"

Butters Stotch Humor

"I'm not bad, I'm just drawn that way"

"Aw, hamburgers!"

"You're grounded, mister!"

"I have to go do my chores now"

"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."