Frosty Party Punch

1 box cherry gelatin (6 oz.) 
3/4 cup sugar 
2 cups boiling water 
1 large can pineapple juice (about 46 oz.) 
6 cups cold water 
1 - 2 liter bottle of chilled ginger ale

Preparation 
In a very large heat proof pitcher, bowl or stock pot, dissolve 
the gelatin and sugar in boiling water. Add the pineapple juice 
and cold water and stir. Chill thoroughly. Just before serving, 
pour into in a punch bowl. Add ginger ale and stir.