There are usually several different forms of music going on. ; The part of the facility where they sell tickets is a dedicated concert facility, unrelated to the restaurant, so don't even worry about that section. ; Within the restaurant itself, they have a main stage where they'll occasionally have bands playing while you eat. ; It depends on the schedule of acts in the restaurant - sometimes you'll just have piped in rock and blues, other times there will be a live act. ; Live acts are usually ranging from classic rock, folk rock, blues and blues rock, and occasional forays into harder jazz. ; The music is primarily blues-inspired rock and some straight blues piped in over the speaker system (at a moderate level allowing for conversations) when there's not a live act.
Also, the outside patio seating area, when opened, often has their own seperate musical act - usually a one-man show - guitarist/singer type stuff...also dependent on the schedule - some days they have someone out there, other days not.