Érik Morales vs Marco Antonio Barrera I, was a professional boxing match between the three-division and reigning WBO Super Bantamweight world champion Marco Antonio Barrera and reigning WBC Super Bantamweight world champion Erik Morales. It took place on February 19, 2000, at the Mandalay Bay Resort & Casino in Las Vegas, Nevada. The fight was named The Ring Magazine 2000 Fight of the Year and has been regarded as the best fight ever by many.