Get ready to feel very happy with "I Didn't Know I Loved You ('till I Saw You Rock 'N' Roll)" by Gary Glitter. With a 132 BPM and 4 time signature, the rhythms flow in A♯/B♭ major. Spanning 3 minutes and 22 seconds, "I Didn't Know I Loved You ('till I Saw You Rock 'N' Roll)" radiates high energy from start to finish. Let the very happy vibes of this track carry you away.