Valentine's Day is one of the biggest shopping days of the year (Credit: Maxpixel.net/CC0)

Valentine’s Day, the holiday of love and romance, is almost here. On February 14, children and adults alike will shower their friends and loved ones with gifts that range from cards with endearing messages to chocolates, long-stemmed red roses, and even fine jewelry. Here are some fun facts about this all-important shopping holiday which is expected to earn retailers a record $20.7 billion in 2019.