[citation needed] The group released groundbreaking works such as Twelve Dreams of Dr. Sardonicus (1970), that critically were lauded later, but commercial success largely eluded them at the time.

Andes moved to Boulder, Colorado, where he lived in the basement of local musician Jeff Reaves.

Andes played in Austin, Texas, with Ian McLagan and the Bump Band, Alejandro Escovedo, Jo Carol Pierce, and Three Balls of Fire.

He very briefly played in a band called MPTU with drummer Pat Mastelotto (King Crimson, Mr. Mister), singer Malford Milligan and Phil Brown (Little Feat).

Andes began playing with Firefall again in 2014, becoming the third original member in the band's current lineup, along with Jock Bartley and David Muse.

[6] He played with French artist Chardeau on his albums Fauves & Pastels (2015) and Sanguines (2017), with Robert Lamm and Jason Scheff (Chicago), John McFee (Doobie Brothers), Brian Auger (Oblivion Express) and Jerry Goodman (Mahavishnu Orchestra).