They’re Either Too Young Or Too Old by Jimmy Dorsey is in Bb at 68 beats per minute and runs 2:28 across 78 bars. It uses 28 chords — N.C., F, Caug, Cm, D7, Bbm, Am, Bb, and a few more. The chord diagram changes as the song plays and the words light up as they are sung, so you can strum and sing along without reading ahead.
Want the melody line note by note? They’re Either Too Young Or Too Old guitar melody tab.