Reed Mathis will livestream a special set of music tonight, during which he will play Phish’s “Gamehendge” saga in full. The stream will go live at 10:30 p.m. ET on Mathis’ Facebook page.

Benjy Eisen and Andy Gadiel prerecorded narration segments for the songs.

Mathis has been going live often on Facebook, where he has covered everything from Wilco to Trey Anastasio’s new songs.