Brian McKnight - "Back At One" (1999)

"Back At One" is the 4th single from the 1999 album with the same title Back At One by Brian McKnight, An American singer-songwriter, arranger, producer, and R&B musician. He is a multi-instrumentalist who plays eight instruments including Piano, Guitar, and Bass guitar, Percussion, Trombone, Tuba, Flugelhorn and Trumpet. The song Topped the charts at #2 on U.S. Billboard Hot.