Conversation so far:
When did the band break up?
The duo split up in February 1968.
What was the reason for the split?
a breakup that would last for more than six years, when Medley left to pursue a solo career.
Did Medley release any albums during this time?
Medley recorded a few solo recordings on several labels.

Question: What was Hatfield doing?
Self-contained rewrite: What was Hatfield doing?