The Leather Buddy multi-function knife is a pocket knife full of gadgets and accessories inside. Bart bought one for Homer for Father's Day and he liked it so much he pictured himself rescuing Marge from pirates on a ship by unscrewing a post using the knife. These are the things inside the knife: * A wrench * A mini-umbrella * A troll doll * A plunger * A remote control * A whisk * A cellphone * A weathervane * A trumpet * A gun