Josh Groban
42 Concerts
Gladys Knight
19 Concerts
Ricky Skaggs
20 Concerts
The Blind Boys of Alabama
7 Concerts
Bettye LaVette
5 Concerts
Sweet Honey in the Rock
3 Concerts
Los Espíritus
1 Concerts
Joan Baez
Jerry Douglas
40 Concerts
Bruce Hornsby
8 Concerts
Mavis Staples
The Savage Rose
4 Concerts
Kirk Whalum
Billy Preston
Yolanda Adams
Bob Dylan
31 Concerts
Pomona,
CA
Pomona,
CA 
