Sweetheart 2014

"Sweetheart 2014" is likely a reference to a specific event, promotion, or piece of media that was relevant in 2014, such as a holiday event, a film, a song, or a marketing campaign centered around Valentine's Day, which is often referred to as "sweetheart" season. However, without more context, it's difficult to pinpoint exactly what "Sweetheart 2014" specifically refers to.