VIDEO : 'The Big Bang Theory' Star Is Ready For The Series To End

**The Big Bang Theory** will finally say goodbye at the end of its current 12th season.
Star Jim Parsons recently admitted that he felt the show had used up all of its potential.
"There is no negative reason to stop doing Big Bang. It felt like we have been able to do this for so many years now, it doesn?t feel like there is anything left on the table."
Parsons added that he would like to take on new challenges.
"In a way, it?s exciting.