The Little Drummer Boy by MercyMe is in D at 72 beats per minute and runs 3:03 across 25 bars. It uses 8 chords — Dsus, D, G, A, D7, Em, Bm, Dsus2. 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? The Little Drummer Boy guitar melody tab.