4 pt. lime sherbet
2 (2 liter) 7-Up
1 bottle of 7-Up in ring mold, frozen

Spoon 2 pints of sherbet into bowl; let soften at room temperature 10-15 minutes. Pour chilled 7-Up into it slowly and stir. Float remaining sherbet on top. Put frozen ring mold into bowl. 36 punch cup servings.