Perpetual Groove's Brock Butler discusses "The Art Of The Setlist" on Episode 62 of 'The JamBase Podcast.' Butler spoke setlists with Scott Bernstein of JamBase aboard Jam Cruise 18 in January. ScottyB and Brock's conversation comes after a quick catch-up call in which Butler talks life during the pandemic and all the livestreams he's played while sheltering in place.