Juan Manuel Márquez vs. Joel Casamayor was a boxing lightweight superfight. México celebrated its independence from Spain on the historic date of September 16, 1810 and over the years, this day had grown to become a special day of celebration, especially in the world of sports and entertainment. In 2008 the boxing world celebrated Mexico’s Independence Day when reigning lightweight Champion “El Cepillo” Casamayor met former two-division World Champion Juan Manuel Dinamita Márquez at the MGM Grand Garden Arena in Las Vegas for a 12-round championship bout that celebrated the best of the sweet science and two of its greatest practitioners. Casamayor was the true champion of boxing's lightweight division, recognized as the title holder by Ring Magazine, even though he didn't own any of the be