On tv the thickest of friends, but behind the scenes they fight each other in the tent. That writes the German OK! about the main characters in the popular comedy The Big Bang Theory. So would Kaley Cuoco, who in the series is the sexy blonde Penny plays, the fame to the head increased. They would be in the last year on the set with co-Mayim Bialik (Amy) on the stick, after Bialik attacked her because of the demands of a salary increase. The neuroscientist would be the hype around Kaley Cuoco extremely annoying to find, and criticized the enormous difference between the salaries of the actors; where they and Melissa Rauch, Bernadette plays in the series, ’only’ 190,000 euros per episode get paid, earn Cuoco, but Jim Parsons (Sheldon) and Johnny Galecki (Leonard Hofstadter), according to OK! many times more with their € 950,000 per episode.