Ricky Skaggs
19 concerts
Willie Nelson
12 concerts
Lucinda Williams
34 concerts
Manu Chao
3 concerts
Nina Simone
5 concerts
Allison Russell
13 concerts
John Mayer
2 concerts
Patty Griffin
1 concert
Hurray for the Riff Raff
Taj Mahal
John Prine
Samantha Fish
16 concerts
Xavier Rudd
Joan Baez
Courtney Marie Andrews
Rhiannon Giddens
