42nd Street by Harry Warren is in Em at 100 beats per minute and runs 3:26 across 52 bars. It uses 26 chords — E, B7, E7, A7, D7, Am6, Em, Em(maj7), 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? 42nd Street guitar melody tab.