1987 - 2 tracks

A Classy Pair - Ella Fitzgerald, Count Basie

2011 - 18 tracks

The Great American Songbook - Aretha Franklin

2011 - 17 tracks

Duets II - Tony Bennett, Lady Gaga

2012 - 14 tracks

After Hours - Glenn Frey

2010 - 13 tracks

You Are There (Duets) - Hilary Kole