The Tom Collins is a classic cocktail that has been around since 1974. It is made with Dry Gin, Lemon Juice, Simple Syrup, and Club Soda. The Tom Collins is refreshing and tart, with a slightly sweet taste from the simple syrup. It is a perfect summertime drink or anytime you need a pick-me-up. Today, the Tom Collins is one of the most popular cocktails in the world.