Conversation so far:
How did the Return to quartet go about for the band Béla Fleck and the Flecktones?
In April 1997, Béla Fleck and the Flecktones became a quartet again, as they added saxophone player Jeff Coffin to the mix.
Was this return to quartet venture for the band Béla Fleck and the Flecktones successful?
The Béla Fleck and the Flecktones quartet recorded the album Outbound and earned the Flecktones the Grammy for Best Contemporary Jazz Album that year.
Are there any other interesting aspects about the Béla Fleck and the Flecktones article?
In June 1998, Béla Fleck and the Flecktones released their sixth album, and fifth studio album, Left of Cool.
Did the band Béla Fleck and the Flecktones go on any tours?
Béla Fleck and the Flecktones opened for the Dave Matthews Band. Flecktones toured Europe and sat in on the second set of a Phish show in Lyon, France.
How did the public perceived this album Left of Cool by the band Béla Fleck and the Flecktones, did they like it?
Left of Cool is currently the highest-charting Béla Fleck and the Flecktones album to date, as it reached #191 on The Billboard 200.
Did the Béla Fleck and the Flecktones quartet remain together?
Jeff Coffin would remain with Béla Fleck and the Flecktones from 1997 until 2008.
What other accomplishments did the Béla Fleck and the Flecktones quartet achieve together?
In July 2000, Béla Fleck and the Flecktones released their seventh album, Outbound. The Flecktones' philosophy with this album was to do something different from everything they had done before.
What was particular of this album Outbound compared to past albums Béla Fleck and the Flecktones?
What makes Outbound unique is the way Béla Fleck and the Flecktones recorded the album. The quartet recorded each album track, then invited guest musicians to overdub vocals or instrumentation.

Question: Did they ever record an album with guest musicians?
Self-contained rewrite: Did the band Béla Fleck and the Flecktones ever record an album with guest musicians?