A confused homeowner whose electricity payments hadn't dropped as much as expected after they installed solar panels was shocked to discover a massive negative balance on their energy bill.

Owner Derek Zemrak says he made the decision to close the theater on Mondays and Tuesday after receiving a PG &E bill for nearly $6,300, almost double what he normally pays. "I was shocked.

"New solar installs in PGE areas are on TOU plans with yearly true-up," one person explained. "The balance on your bill looks like they finally caught up on your billing and you'd been overpaying.