Add all ingredients to shaker with ice. Shake and strain over ice into Collins glass. Garnish with pineapple or edible flower.
Gilbert Baker (1951-2017) was a political activist, designer, US Army Veteran, and flag-maker. In 1978, Baker created the Rainbow Flag; over the next four decades, this flag became a globally recognized symbol for the LGBT movement. Learn more: https://gilbertbaker.com