From the fantastic series of fly tying how to's by Hans Weilenmann, is the Crazy Comet, modeled after the wildly successful comet series. This very easy, but effective fly takes very few materials you all probably have. Tie on for size.
Hook: TMC 202SP, Sz. #4
Thread: Black Benecchi 12/0
Eyes: Bead Chain
Body: Diamond Braid, Hot Pink
Tail: Bucktail, Dyed Purple
Flash: Krystal Flash, Fl: Shrimp Pink
Hackle: Whiting Coq de Leon hen, Dyed Dark Purple