I’m Looking Through You by The Beatles is in Db at 120 beats per minute and runs 3:20 across 39 bars. It uses 8 chords — Ab, Eb, Db, Bbm7, Fm, Bbm, Db7, Ebsus. 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? I’m Looking Through You guitar melody tab.