Bash Johnson pranks the whole school on his annual "Pranks Day." Randy and Howard have enough of it, so Randy decides to prank Bash back. However, Randy's prank backfires and Bash ends up bringing in a deadly weapon made by Willem Viceroy to get even.
- Coach Green
- Dancing Fish
- Cass Simonson
- Heidi Weinerman
- Nameless Boy with Glasses and Blue Shirt
- Nameless Boy with Red Shirt
- Nameless Girl with Green Shirt
- This title is a pun of the phrase "Thanks for nothing."
- This episode and "Sorcerer in Love" were supposed to air before "McFear Factor" and "Randy Cunningham and the Sorcerer's Key," but instead aired a couple months later.
- Like the other three, it too was featured on Canadian channel Disney XD on Demand before it aired in the US.
- First Ninja makes another non-speaking appearance via the Nomicon.
- The temple appears in the background when Randy is in the NinjaNomicon.
- When the Prankzooka falls off the school, a willhelm scream can be heard.
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