Bonnaroo Music & Arts Festival returns to Manchester, TN, later this week, and the festival has expanded the lineup for its annual SuperJam, which will be led this year by saxophonist/producer GRiZ, along with members of his live band and many more.

New to the SuperJam lineup are Rainbow Kitten Surprise and Canadian country singer Lindsay Ell—both of whom were previously not on the Roo lineup—and Rubblebucket, who will play an early afternoon set on Saturday at the festival on the Which stage.

GRiZ’s SuperJam, which is dubbed G.O.A.T. and will celebrate the music legends of the past, will also feature musical director Stu Brooks, plus drummer Nikki Glaspie, Trey Anastasio Band horns Jennifer Hartswick and James Casey, Walk the Moon frontman Nicholas Petricca, K. Flay, Hobo Johnson, Nahko, Sunsquabi, the Naughty Professor Horns and more.

Bonnaroo is set for June 13–16 at Manchester’s Great Stage Park, with music from Phish, Childish Gambino, Post Malone, Grand Ole Opry, ODESZA, The Lumineers, Solange, The Avett Brothers, The National, Kacey Musgraves, Hozier, Cardi B, Brandi Carlile, Courtney Barnett, Joe Russo’s Almost Dead, Mac DeMarco and many more. All festival information can be found here.