Alaba­ma 3 had plen­ty to cel­e­brate last Sat­ur­day night. The band were sched­uled to play the final gig of their 2014 tour back on their home turf in Brix­ton, at the Elec­tric. Then, for those of hardy con­sti­tu­tion, there’s the after par­ty at Brix­ton Jamm. For some rea­son, Alaba­ma 3 have always stayed slight­ly under the radar. Not…