Mariah Carey had 3 separate guest appearances on American Dad, all playing completely random background characters
She played a waitress Max Jets
She played the wife of a Cowboys fan that Stan has dinner with in Kung Pao Turkey
And she played a random background character in The Missing Kink
JK Simmons has also had many, largely unimportant, guest appearances on American Dad
She played a waitress Max Jets
She played the wife of a Cowboys fan that Stan has dinner with in Kung Pao Turkey
And she played a random background character in The Missing Kink
JK Simmons has also had many, largely unimportant, guest appearances on American Dad