Twitchy Tails

1 oz. Pimms No. 1
3/4 oz. Hendricks gin
1/2 oz. Royal Rose Strawberry-Fennel Syrup
1/2 oz. fresh grapefruit juice
1/4 oz. fresh orange juice
6 drops Bittermens Burlesque bitters
6 drops Bitter End Chesapeake Bay bitters

Combine ingredients and shake vigorously with half a shaker full of ice.  Strain and serve on the rocks.  Garnish with an orange wedge.