The Catalina Margarita is a delicious twist on the classic margarita. This refreshing cocktail is made with Tequila, Peach Flavored Schnapps, Blue Curaçao Liqueur, and Sour Mix. The tequila and liqueurs give it a nice kick, while the sour mix balances out the sweetness of the peach schnapps. It's the perfect drink for a hot summer day! The Catalina Margarita was created in the mid-1900s, and is named after the island of Catalina in California. The margarita is a popular drink on the island, and has become a staple of American cocktail culture. It's the perfect summertime drink!