Daiquiri

1/4 cup white grape juice (instead of rum)
2 tablespoons lemon juice
1 tablespoon sugar
1 teaspoon grapefruit juice
1 teaspoon maraschino cherry juice (instead of cherry liqueur)
dash of almond extract
1/2 cup crushed ice

Mix all ingredients, shake well, and strain into a martini glass or champagne flute.