2011 - 11 tracks

Wicked Game - Il' Divo

2006 - 10 tracks

Ancora - Il Divo

2012 - 13 tracks

We Are Love - Il Volo

2012 - 14 tracks

After Hours - Glenn Frey

2006 - 14 tracks

Tenology - The Ten Tenors

2011 - 17 tracks

Duets II - Tony Bennett, Lady Gaga

2013 - 12 tracks

A Musical Affair - Il Divo, Nicole Scherzinger

1986 - 11 tracks

Duotones - Kenny G

2018 - 18 tracks

Duets An American Classic - Tony Bennett

2012 - 14 tracks

The Classic Christmas Album - Willie Nelson

2 tracks

To Lefty From Willie - Willie Nelson

33 tracks

The Essential Eartha Kitt - Eartha Kitt