Mixed martial arts world champion BJ Penn will be signing autographs at the T&C Surf shops at Windward Mall and Pearlridge tomorrow.

Penn, who is from Hilo, is scheduled to appear at the Windward Mall T&C shop from 2:30 to 4 p.m., and then at the Pearlridge T&C shop from 4:30 to 6 p.m.

Penn defeated Sean Sherk in a UFC lightweight world championship bout two weeks ago in Las Vegas.