Put several cubes of Ice in cocktail shaker
Add Gin, Simple Syrup, Pomegranate Juice, and Lemon Juice to the shaker. Shake vigorously for a bit, until ingredients are very cold.
Pour Gin mixture into champagne flute. Top with Champagne or Prosecco.
Garnish with Pomegranate Seeds and Lemon Twist.
Enjoy!