The melody comes from Titanic, the 1997 film whose love theme became a cultural shorthand for romance, loss and dramatic farewells. Over time, softer instrumental covers, including flute versions, began circulating online as reaction sounds for moments that felt sadder than they really were. Creators adopted the flute version because its thin, wavering tone sounds more fragile and personal than a full orchestra, making it ideal for ironic goodbyes, failed attempts and small everyday defeats that are played for comedy.