S13 E1: Dia-BILL-ic Shock

S13 E2: Earthy Girls Are Easy

S13 E3: Square-Footed Monster

S13 E4: Lost in MySpace

S13 E5: No Bobby Left Behind

S13 E6: A Bill Full of Dollars

S13 E7: Straight as an Arrow

S13 E8: Lucky See, Monkey Do

S13 E9: What Happens at the National Propane Gas Convention in Memphis Stays at the National Propane Gas Convention in Memphis

S13 E10: Master of Puppets

S13 E11: Bwah My Nose

S13 E12: Uncool Customer

S13 E13: Nancy Does Dallas

S13 E14: Born Again on the Fourth of July

S13 E15: Serves Me Right for Giving General George S. Patton the Bathroom Key

S13 E16: Bad News Bill

S13 E17: Manger Baby Einstein

S13 E18: Uh-Oh Canada

S13 E19: The Boy Can't Help It

S13 E20: To Sirloin with Love