WillyGoat Home and Outdoor: Trampolines on sale for Black Friday at willygoat.com. Receive $125.00 Off when you purchase 16 Magic Cage Trampoline. Receive $50 Off when you purchase 16 Magic Circle Trampoline. Receive $60 off when you purchase a 12 Magic Cage Trampoline. Offers only valid on November 25, 2011.