The Product Tester / Invasion of the Weavils

S1, E12: The Product Tester: Lucius knows that if one of his new products can make über-optimist Jimmy miserable, he'll have a surefire winner on his devious hands. Invasion of the Weavils: Weavils are part weasel, all evil, and after a feigned injury, one of the wily creatures has tricked its way into Jimmy's home.