In addition to The Righteous Brothers, Elvis Presley also gave Unchained Melody a new dimension when he performed it live.

Many songs have spent huge stretches at number one, but there's only a single tune that managed to top the charts three different times in the space of a year.

Del Rey, who has a country album called Lasso in the works, sang "Unchained Melody" last year for Christmas at Graceland, NBC ...