Answer
"My Whole World Ended" was a solo hit for David Ruffin. Ruffin was the lead singer of The Temptations from 1964 to 1968, and he had a successful solo career after leaving the group. "My Whole World Ended" was released in 1969 and reached number one on the Billboard R&B chart. The song is a classic soul ballad about a man who has lost his love.