Eilen Jewell Thea Gilmore Amelia Curran Mary Gauthier Sarah Borges Samantha Crain The Lovell Sisters The Trishas Sasha Dobson Sarah Jaffe Jorma Kaukonen Wild Flag Billy Burnette Kate Mann Rhiannon Giddens The Snaz The Be Good Tanyas Celeste Buckingham Gillian Welch Du Blonde Nick 13 Laura Cantrell Petunia And The Vipers Tina Arena Blue Orchids Dori Freeman Chris Smithers Federale Willy Mason Marlon Williams Mojo Juju The Secret Sisters Lucinda Williams Ian Tyson The Dirt Daubers Human Bell Ema Yazurlo Audrey Auld Last Train Home Sizzy Rocket Andando Descalzo The Henry Girls Eagle*Seagull The Soul Of John Black Ezequiel Borra Eleanor Mcevoy Ted Leo & The Pharmicists Sa-Roc Vapors