The phrase "love is in the air" is widely recognized from pop culture and has long been tied to romantic scenes and playful relationship jokes online. On meme pages and short-form video platforms, creators use this sound to underline visible chemistry, teasing flirtation, or a deliberately overdramatic match-up. It stays popular because the cue is immediate and easy to read, much like a rizz sound effect in dating jokes, but with a softer and more affectionate tone.