Trick or Treat, Smell My FeetPaperback, 24 August 1999

Gilbert wants to be a Martian Space Pilot at the school costume parade, but a mix-up leaves him with nothing but his little sister's ballerina tutu to wear! In this hilarious follow-up to the best-selling Roses are Pink, Your Feet Really Stink, everyone's favorite porcupine learns all about the ups and downs of being different. Here is a madcap masquerade that will leave school-age children in stitches