It Ain't Necessarily So

It Ain't Necessarily So is a upbeat song by Al Jolson and Oscar Levant with a tempo of 73 BPM. It can also be used double-time at 146 BPM. The track runs 2 minutes and 6 seconds long with a A♯/B♭ key and a minor mode. It has low energy and is somewhat danceable with a time signature of 4 beats per bar .