L7 have premiere a new track titled “I Came Back To Bitch.” This is the band’s second new song since reuniting. Tour Dates: 04/11 Boston, MA – Paradise 04/12 Brooklyn, NY – Brooklyn Steel 04/13 Philadelphia, PA – Trocadero 04/15 Cleveland, OH – Beachland Ballroom 04/16 Milwaukee, WI – Eagles Club 04/18 Indianapolis, IN –…