There's a cocktail with Malibu rum, orange juice, pineapple juice, topped with cherry grenadine. What is it?

Based on the description you've provided, the cocktail that matches is the Malibu Sunrise. This tropical drink combines the smooth and creamy flavor of coconut rum with the bright citrusy notes of orange juice and the sweet tanginess of pineapple juice. The addition of grenadine gives it a stunning layered look, reminiscent of a sunrise, with the rich red hue settling beautifully at the bottom of the glass. This aesthetic charm, along with its refreshing and fruity taste, makes the Malibu Sunrise a great choice for summer parties or relaxing poolside. Its vibrant presentation and balanced flavors provide both visual appeal and a delightful drinking experience, perfect for those who love fruity, tropical cocktails.