Get ready to feel moody with "Happy Birthday to You Originally Performed By Mildred J. Hill & Patty Smith Hill(オルゴール)" by Mutsuhiro Nishiwaki. With a 84 BPM and 3 time signature, the rhythms flow in D major. Spanning 2 minutes and 22 seconds, "Happy Birthday to You Originally Performed By Mildred J. Hill & Patty Smith Hill(オルゴール)" radiates low energy from start to finish. Let the moody vibes of this track carry you away.