Regardless if dad, grandpa or another significant fatherly figure first became a proud papa at the turn of the century, or in 2013, there's a drink for each and every one of them. Dad may have not understood our obsession loudly blasting Rihanna's Umbrella on repeat in 2007, but it likely made him hope for sunnier skies and a cocktail. PS: You can [still] stand under my umbrella, ella ella, ay ay ay.
Pour a small amount of Ruffino Prosecco over ice in a Collins glass. Add remaining ingredients. Top off with more Ruffino Prosecco as needed. Garnish with a grapefruit twist.