Arnie's back in 'Terminator 5'

Arnold Schwarzenegger has signed up for a fifth 'Terminator' flick, it has been revealed.

The former California governor said that he is very happy that the studios want him to be in 'Terminator 5', which will start shooting in January, the Washington Times reported.

Schwarzenegger played the leading role of cyborg assassin in the 1984 hit, 'The Terminator,' and in two sequels: The 1991 'Terminator 2: Judgment Day' and the 2003 'Terminator 3: Rise of the Machines.