I Honestly Love You by Olivia Newton-John is in Eb at 66 beats per minute and runs 3:30 across 36 bars. It uses 19 chords — Cdim7, Bb, F7, F, Ab, Eb, C9, Cm7, 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? I Honestly Love You guitar melody tab.