"Penny has an interesting arc this year where she puts acting down," said co-creator and executive producer Chuck Lorre
at the Television Critics Association's summer press tour. "She gets a shot to be a pharmaceutical rep at Bernadette's [Melissa Rauch
As it turns out, the new gig will come with a nice paycheck that could create some friction with her husband-to-be, Leonard (Johnny Galecki
"She's going to start making some money, which will unbalance their relationship as the power shifts," Lorre said of the storyline. "She's going to find some confidence and self-esteem, which acting does not provide in great heaping doses."