David Bowie, Diana Ross, and Elton John have all had 'secret' guests perform on their hit singles. Do you know who?

10 iconic songs that secretly feature very famous backing singers

Tears For Fears

Tears for Fears' 10 greatest songs ever, ranked

Hall and Oates

The 10 greatest Hall and Oates songs ever, ranked

Disney's greatest songs

The 30 greatest Disney songs of all time, ranked

1970s love songs

The 20 greatest love songs of the 1970s, ranked

Movie love songs

The 20 greatest movie love songs of all time, ranked in order of pure romance

1990s love songs

The 30 greatest love songs of the 1990s, ranked

1980s love songs

The 20 greatest love songs of the 1980s, ranked

1960s love songs, ranked

The 20 greatest love songs of the 1960s, ranked

Gladys Knight

Gladys Knight's 10 greatest songs ever, ranked

Texas and Sharleen Spiteri's best songs

Texas' 10 best songs ever, ranked

Meat Loaf's best songs

Meat Loaf's 10 best songs ever, ranked

The 15 greatest wedding first dance songs

The 15 greatest wedding first dance songs

Dolly Parton

Dolly Parton's 10 best songs ever, ranked

Dolly Parton

Belinda Carlisle

Belinda Carlisle's 10 best songs, ranked

Robbie Williams and Nicole Kidman

6 Hollywood actors you totally forgot had huge hit singles

George Benson

George Benson's 10 best songs, ranked

Dionne Warwick

Dionne Warwick's 10 best songs ever, ranked