I'm not sure where this old Bulldog is from but:

1 1/2 ounces cherry brandy (Mario is with you so far)
3/4 ounce light rum
1 1/2 tablespoons lime juice
3 or 4 ice cubes

Combine all ingredients in a cocktail shaker and shake vigorously. Strain into a cocktail glass.

um, you can try it first PitC