VIDEO : The Big Bang Theory's Kaley Cuoco Cried Her Eyes Out After Finale Table Read

The Big Bang Theory is approaching its final curtain call, and the cast is getting pretty emotional as they get ready to say goodbye.

That includes actress Kaley Cuoco, and she gave a preview of what to expect from the finale on Instagram sharing her heartfelt and emotional reaction to the final table read.

Cuoco shared a picture of the script that showed the "End of Series" line, adding the caption "Yea, didn?t sleep .