1can pineapple chunks
1 12-ounce bottle of lemon-lime soda
Cut watermelon lengthwise; scoop balls from center with melon scoop.
Halve cantaloupe; remove seeds.
Scoop balls from cantaloupe.
Cut bananas into bite-size pieces.
Drain pineapple chunks.
Combine fruits in half the watermelon shell; toss lightly.
Chill, covered, until ready to serve. Pour chilled lemon-lime drink over fruits; serve immediately.