Hangar One California Cocktail Contest: San Diego - Marquis Martini

2 oz Hangar One Vodka Spiced Pear
1 oz St Germaine
1/2 oz guava nectar
1/2 oz Pineapple juice
1 oz Champagne
2 Blackberries

Combine ingredients minus one berry and champagne. Shake vigorously, strain the top with champagne and blackberry garnish