Strawberry punch bowl cake

1 pk Yellow cake mix
      6 oz Instant vanilla pudding
      1 cn Crushed pineapple; drained
     20 oz Frozen strawberries
      2    Bananas
     16 oz Whipped topping
 
  Make 2 layer cake. Cool. Make pudding as directed on package. Set in
  refrigerator. Cut one layer of cake into small chunks. Put in punch bowl.
  Spread with half of each of the rest of ingredients. Repeat with other
  layer of cake and rest of ingredients. Refrigerate overnight. Recipe can
  easily be halved. Freeze one layer of the cake for future use.