The String Cheese Incident will continue to celebrate their 25th anniversary with a three-night stand at Red Rocks in Morrison, Colorado July 19 – 21. SCI tapped three acts who are also celebrating special occasions to open each show.

On July 19, The Greyboy Allstars — another band honoring their 25th anniversary — will open. Then, on July 20, Keller Williams will celebrate the 20th anniversary of his Breathe LP by performing the album in its entirety. Finally, on July 21, the Del McCoury Band kicks off the action at Red Rocks. Del recently turned 80.

A pre-sale will begin on Wednesday, February 20 at 11 a.m. MT via the band’s tour page. Tickets go on sale to the general public this Friday, February 22 at 10 a.m. MT through AXS.com.