jam session Synonyms

classical concert unrehearsed jazz performance stand-up concert musical reunion musical gig musical duet music party music event live riff live music event unrehearsed rock performance acoustic session blues gig beat bonanza bass music bash banger fest band session band reunion band performance ad-lib riff acoustic set kind of concert instrumental performance impromptu gathering kanikapila club night battle of the bands blowout jam chorus celebration bash impromptu music impromptu concert improvised rock performance improvised jazz performance impromptu rock concert impromptu performance impromptu jazz performance impromptu jazz concert house music party gig session club party accompaniment