Who Cut the Cheese? (Doctor Proctor's Fart Powder) Reprint edition

Doctor Proctor, the kids, and the famous fart powder are back for another wildly funny adventure!

Nilly, Lisa, and Doctor Proctor are too busy inventing things to watch TV. They?re missing out on the hot singing competition. But then Nilly and Lisa notice that their friends and family are acting really weird. And the only people acting weird?are the ones watching TV. 
 
What?s going on is WAY bigger than a singing competition. It could mean the end of the world.

 Or an SBD could save everything!

 Let ?er rip.