Arizona’s Gem & Jam Festival has announced its second wave of artists including an all-star Grateful Dead tribute featuring Michael Travis, Jason Hann, Eric Krasno, Mihali, Reed Mathis and Todd Stoops.

Alongside previously-announced headliners Tipper and Big Giganic, other notable new additions include Michal Menert and Pink Talking Fish.

Gem & Jam will take place on the 640-acre Prima County Fairgrounds from Jan. 31 to Feb. 2.

For tickets and more information visit the event’s official website.

Check out the full list of artists below: