Beach Haven saw hundreds gather to eat, drink and be spicy on Saturday afternoon. After a stacked lineup of local and regional musical acts set the stage, international sensation Zach Person, hailing from Austin, Texas, gave the fiery finale. Straight away, Person ramped right into original “Long Enough,” stealing the show with a tone modeled after Jimi Hendrix, a style that calls on Lenny Kravitz and Robert Randolph Jr., and a voice and delivery likened to Black Keys blues rocker Dan Auerbach…