American actor Sylvester Stallone celebrated his 60th birthday on Sunday with his friends. The party took place at Planet Hollywood in Las Vegas. Stallone, who founded the chain of restaurants, was joined by Bruce Willis, and the governor of California, Arnold Schwarzenegger, who are his Planet Hollywood partners in the restaurant business. The party was organised by Stallone's wife, Jennifer. Other celebrities in attendance included John Travolta, David Spade and James Caan. Stallone is currently working on the sixth Rocky film. The movie, entitled Rocky Balboa, should be in cinemas by Christmas. Stallone was also the star of the Rambo films, and a new Rambo movie is also expected to be released in 2007. | 
