Bird & Betty’s in Beach Haven kicked off its concert season last week on a serious mission to pregame for summer, and Saturday night’s lineup surely did not disappoint. Beach denizens of every ilk raged against the elements and were obliged by three exceptional bands, each of them representing a different sphere of a triptych Venn Diagram.

LBI’s own beloved act for going on two decades, The Danksters, set the tone for the evening, with their psychedelic, funky fusion of reggae and surf rock,…