The Big Bang Theory: Kaley Cuoco gives sneak peak of season finale with this Instagram photo

The Big Bang Theory may have been held up during lengthy contract negotiations, but Season 10 is moving right along.Kaley Cuoco revealed on Instagram that the cast is already filming the season finale episode.Cuoco, who plays Penny on the show, shared a snapshot of her finale script, which had a pink cover, on her dog Norman Cook's Instagram account.(The actress deleted her Instagram account after her marriage to Ryan Sweetin broke down)Cuoco tweeted another snap from the set earlier in the week.In March, CBS announced that after months of contract negotiations, the stars of the show had agreed to return for two more years. The five leading cast members of the popular American sitcom The Big Bang Theory had voluntarily asked for significantly large pay cuts so that their co-stars Melissa Rauch and Mayim Bialik can be paid higher salaries.Variety reported that, according to multiple sources, the five original cast members are willing to take a cut of $1,00,000 for the upcoming 11th and 12th seasons. The salaries of the leads played by Johnny Galecki, Jim Parsons, Simon Helberg, Kunal Nayyar and Kaley Cuoco were a whopping $1 million in 2014 – the same amount that the stars of Friends earned in the last season.The Warner Brothers Television show first hit the air in 2007. It is consistently one of the two most popular shows on television when original episodes are aired.