Ready to learn a truly spectacular trick for your next party? This one is outstanding and works every time. You pass out some envelopes to your spectators and tell them they have a completely free choice if they want to keep or trade the one they were given. After they’re all happy with their decision, ask them to open their envelopes. Each of them will receive a piece of gum, but only yours has a $100 bill inside! Marty Grams has been performing this effect since he was a teenager. That’s how long it has been amazing his audiences. And now, it’s your turn to add this to your next magic routine.