ABCD

[[Two characters stand close together in conversation. One of them is humming.]] Man: Hey. Woman: <<Musical notes>> Man: What's that? Woman: <<Musical notes>> Man: Why are you humming? Woman: <<Musical notes>> Man: Should I know the tune?? Woman: <<Musical notes>> Man: ...Hmm... [[The man pulls out his cell phone and fires up a song-match app.]] Phone: Identify song. Recorded Live (beta) Woman: <<Musical notes>> Phone: Identifying... [[We see the screen of the phone. There's a picture of the woman on it as album cover art. Positive match: Check it out! By I hacked the audio fingerprint database feat. Meeeeee. Track: We're out of cat food (pick some up) {{Title text: I'm so bad at carrying a tune, those 'find a song by humming its melody' websites throw an HTTP 406 error as soon as I start to hum.}}