Microwave popcorn according to package directions and allow to cool.
4½ cups movie theater popcorn
Add the Chex to a large mixing bowl.
6 cups Rice Chex cereal
Add the melting wafers to a medium bowl and microwave for 45 seconds, stir, then microwave for an additional 45 seconds. If the chocolate isn't fully melted after stirring the second time, microwave for another 15 seconds.
10 ounces dark chocolate melting wafers
Add the melted chocolate to the bowl of cereal and gently stir with a rubber spatula until evenly coated.
Sprinkle on the powdered vanilla and chocolate pudding mixes and toss until coated.
1 (3.4oz.) box instant vanilla pudding mix , 1 (3.4oz.) box instant chocolate fudge pudding mix
Combine the muddy buddies, popcorn, and candy in a clean large bowl.
½ cup M&Ms, ½ cup Peanut M&Ms, ½ cup chocolate covered peanuts, ½ cup Buncha Crunch, ½ cup Reese's Pieces, ½ cup Milk Duds