If you're single this Valentine's Day, your wallet is probably thanking you. The 54.8 percent of American consumers celebrating the holiday in 2016 are expected to combine for $19.7 billion in spending, according to the National Retail Federation. Here are some of the popular items people are springing for: Restaurants and show tickets: $4.5 billion Jewelry: $4.4 billion Apparel: $2 billion Flowers: $1.9 billion Candy: $1.7 billion Greeting cards: $1.1 billion Jennifer Lopez may have been wrong about the cost of love.