The New York trio’s self-titled full-length debut- out March 3 is a blast of distorted chords sunny harmonies and all-consuming angst that will renew your faith in the hopelessly dated and/or timelessly classic sounds of alternative rock. Hello Mary is an instant contender for 2023’s most bracing entrance to the stage sharp and self-assured. Oh yeah and the band’s two founders — singer-guitarist Helena Straight and bass player Mikaela Oppenheimer both 18 — just graduated from high school this summer.