Some more I guess
Chef
Being part of the Super Adventure Club in "The Return of Chef"
Ms. Cartman
Having sex with everyone at the drunken barn dance, including the 1991 Denver Broncos in "Cartman's Mom is a Dirty Slut"
Cartman
Being a "fried chicken lord" a la Scarface in "Medicinal Fried Chicken"
Randy
Bouncing on his ballsack in "Medicinal Fried Chicken"
Also the Boom Baby for Ike was more intended for his involvement in whole conspiracy (Blowing up the plane), but the nomination you currently have is a good one too!
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~Wigs~ WELCO METOT HENEX TLEVEL
I do what Ninten-Don't.