Prince Phillip Mitchell, an American R&B singer, songwriter, and record producer, is known for his soulful vocal style and prolific output during the 1970s and 1980s. He began his music career as a member of the group The Checkmates in the mid-1960s before venturing into solo work. His most notable works include "I'm So Happy" and "One on One", both of which exemplify his signature blend of soul and funk. Mitchell's contributions to the music industry are significant, particularly in the genres of R&B and soul, and he has penned songs for many renowned artists such as Millie Jackson and William Bell.