Weezer’s bassist Scott Shriner performed at Coachella on April 12 just four days after wife Jillian Lauren was struck by gunfire in an “officer-involved shooting” and arrested.  For Scott Shriner, the show must go on. The Weezer bassist performed at Coachella April 12 just days after the arrest of wife Jillian Lauren, who was struck by gunfire in an “officer-involved shooting” on April 8,  according…