Pearl Jam guitarist Mike McCready hosted the first-ever Peak To Sky Music Festival in Big Sky, Montana over the weekend (July 6th and 7th).

It’s a two-day event featuring performances from McCready’s visual and arts project Infinite Color & Sound, Brandi Carlile, Guns N’ Roses bassist Duff McKagan, Red Hot Chili Peppers drummer Chad Smith and guitarist Josh Klinghoffer, and Foo Fighters drummer Taylor Hawkins.