Conversation so far:
When was the band created?
formed in 1981.
How was it formed?
The group was an outgrowth of a previous band, Loud Fast Rules.
Can you tell me who formed the band?
by drummer and lead vocalist Dave Pirner, guitarist and backing vocalist Dan Murphy, and bassist Karl Mueller.
Where did they start playing?
The band toured relentlessly in its early years, opening for other American touring bands.

Question: who did they open for?
Self-contained rewrite: Who did the band Soul Asylum open for?