Called a "sparkling Negroni" or a "Negroni Sbagliato," legend has it this drink was invented by a bartender who accidentally used sparkling wine instead of gin while making the famous Italian cocktail. This recipe uses both alcohols for an extra kick of both booze and flavor.
Recipe courtesy of RachaelRayMag.com.
In a cocktail shaker filled with ice, combine the Campari, gin, and vermouth; shake until chilled.
Pour into a chilled Champagne glass (or a tumbler with ice) until two-thirds full.
Top with the Champagne and stir.
Garnish with the lemon wedge.