Firefly

Summer Breeze - Seals and Crofts.

I mean, seriously. Could you not pick any time in your life that was awesome and not have this playing in the background?

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Soundhound is God awful for finding stuff by humming. I had a song stuck in my head for years. Probably over 20ish years. I just kept whistling and humming but never knew the artist or the words. Google gave it to me first shot. I swear by Google for the humming technique.