1 (21 1/2 oz.) box brownie mix
1/4 c. Hershey syrup
2 (3 1/2 oz.) pkg. chocolate mousse, prepared
1 (12 oz.) Cool Whip
8 chocolate candy bars
1 c. chopped pecans

Bake brownies and cool. Poke holes in top. Pour syrup over brownies. Crumble with a fork. Pour 1/2 the brownies in bowl. Layer 1/2 mousse, 1/2 Cool Whip, 1/2 pecans and 1/2 candy bars. Repeat layers, saving enough Cool Whip to put on top. Sprinkle with flaked coconut. Chill 1 hour.