Juice grapefruit; measure 1 1/3 cups juice. In a blender jar, combine grapefruit juice with mango, banana, yogurt, 2 tablespoons honey, ice and vanilla; whirl until smooth.
2 large Red Grapefruit, 1 cup mango, 1 medium banana, 8 oz peach yogurt, 2 tbsp honey, 1 cup crushed ice, 1/2 tsp vanilla extract