1. FILL a PINT glass with ice CUBES.
2. Cut a lime in HALF, squeeze the juice of HALF a lime over the ice; shove spent lime to BOTTOM of glass with a marlinespike.
3. Pour MOUNT GAY ECLIPSE RUM to at least 1/2 full
4. Top off with CANADA DRY tonic water
5. Add SECOND half of lime
6. Drink ENTHUSIASTICALLY; REPEAT as needed.