1 (18.25 ounce) package white cake mix
1 (12 fluid ounce) can frozen lemonade concentrate
1 (12 fluid ounce) can frozen orange juice concentrate
1 (12 fluid ounce) can frozen lemonade-flavored drink mix
4 fluid ounces strawberry flavored carbonated beverage
Prepare and bake white cake mix as directed on the package. Cool and peel cake. Prepare the lemonade, orange juice, and drink mix according to package directions. Pour into cake cases and freeze until ready to use.