What is the drink called that has Chambord, vodka, grenadine, and Sprite?

Based on the detailed descriptions provided, it seems the cocktail that matches your criteria—containing Chambord, vodka, grenadine, and a fizzy component like soda water—is the Raspberry Watkins. This vibrant cocktail combines the sharpness of lime juice with the sweet and fruity notes of raspberry liqueur (Chambord), and a dash of grenadine, topped off with soda water to provide a subtle effervescence. Served in a wine glass, it's a well-balanced drink with sweet and tangy flavors, making it a refreshing choice for any occasion.

Although it uses soda water instead of Sprite, the essential elements you asked about are present, making it a close match. If you prefer a sweeter twist, you can simply substitute soda water with Sprite to enhance the drink's overall sweetness and effervescence.