The following is from WWE.com:
Jan. 11, 2010: Mike Tyson
Very familiar with being the center of attention inside the squared circle, Mike Tyson is ready to return to the ring. Unlike old times, however, the former Heavyweight Championship boxer will not be slipping on the gloves and delivering knockout punches. He will, on the other hand, be delegating responsibility to WWE Superstars as Monday Night Raw’s special guest host on Jan. 11 from Minneapolis.
