It’s claimed Jim believes he is the star of the show and that he is also the main reason the show is so popular.
His co-stars Johnny Galecki , Kaley Cuoco, Simon Helberg and Kunal Nayyar are so fed up with him. He is acting like a diva and everyone is giving into his demands.
Johnny (Leonard) and Kaley (Penny) are seething because he is acting like he is the shows only attraction. It’s claimed Johnny and Kaley asked him to join them in a salary showdown but he snubbed them and did his own salary deal and that’s believed to be the main trouble on set. It’s claimed the atmosphere on set is tense and only getting worse