Kell Brook vs. Matthew Hatton, billed as "The War of the Roses", was a professional boxing match that took place at the Motorpoint Arena between Kell Brook and Matthew Hatton on March 17, 2012.
 The fight was for the WBA Intercontinental welterweight title, at the time possessed by Brook, and the IBF International Welterweight title, held by Hatton.
 The fight was named after The War Of The Roses civil wars, since Brook hailed from Sheffield, and Hatton from Manchester.
 Kell Brook won by virtue of a lopsided unanimous decision, with the judges scoring the fight 119:108, 118:109 and 119:108.
Ricky Hatton vs. Paulie Malignaggi was a boxing light welterweight match-up between the top two in the division at that time, to determine the number one light welterweight in the world.
 It was called "Power vs. Precision" and was held on November 22, 2008 at the MGM Grand Las Vegas.
 The fight was won by Ricky Hatton as Paulie Malignaggi was withdrawn by his corner during the 11th round.
Canelo Álvarezz vs. Matthew Hatton was a 154-pound world title fight, that aired on HBO's "Boxing After Dark".
 Rising Mexican star Canelo Álvarez fought, and defeated former junior lightweight champion Ricky Hatton's younger brother Matthew Hatton in his first time headlining a big undercard in the United States.
 It was the first time for either fighter to challenge for a major belt in any division.
Ricky Hatton vs. Kostya Tszyu was a boxing Light Welterweight fight on June 4, 2005 between Ricky Hatton and Kostya Tszyu at the Manchester Evening News Arena in Manchester, England.
 22,000 crammed into the arena to watch one of the biggest upsets in British Boxing History.
Floyd Mayweather Jr. vs. Ricky Hatton, billed as Undefeated, was a boxing superfight that took place on December 8, 2007, at the MGM Grand Garden Arena in Las Vegas, between reigning WBC & "The Ring" welterweight champion Floyd Mayweather Jr. and reigning "The Ring" light welterweight champion Ricky Hatton.
Paulie Malignaggi vs. Adrien Broner, was a boxing welterweight championship fight for Malignaggi's WBA welterweight title.
 The bout was held on June 22, 2013, at the Barclays Center in Brooklyn, New York, United States on Showtime.
 The undercard included the rematch Johnathon Banks and Seth Mitchell.
Kenny Bayless (born 1950) is an American boxing referee from Nevada.
 He is best known for having refereed many of the sport's superfights, including Manny Pacquiao vs. Ricky Hatton, Oscar De La Hoya vs. Floyd Mayweather Jr., Ricky Hatton vs. Paulie Malignaggi, Miguel Cotto vs. Antonio Margarito, Manny Pacquiao vs. Miguel Cotto, as well as Floyd Mayweather Jr. vs. Manny Pacquiao.
 Bayless's catchphrase, when giving his instructions to the fighters before the opening bell, is "What I say you must obey."
Manny Pacquiao vs. Ricky Hatton, billed as The Battle of East and West, was a boxing match for "The Ring" light welterweight championship.
 The bout was held between Manny Pacquiao of General Santos, Philippines and Ricky Hatton from Manchester, United Kingdom.
The MGM Grand Las Vegas (formerly Marina and MGM-Marina) is a hotel and casino located on the Las Vegas Strip in Paradise, Nevada.
 The MGM Grand is the largest single hotel in the United States with 5,124 rooms.
 It is also the third-largest hotel complex in the world by number of rooms and second-largest hotel resort complex in the United States behind the combined The Venetian and The Palazzo.
 When it opened in 1993, the MGM Grand was the largest hotel complex in the world.
Ricky Hatton vs. Juan Lazcano was a boxing Light Welterweight fight between Ricky "Hitman" Hatton and challenger Juan Lazcano.
 It was held in Manchester, England at the City of Manchester Stadium in front of a record 55,000 fans.
 This was a record for a boxing event post world war II, until 2014 when Carl Froch faced George Groves, fight which sold 80,000 seats.

Question: The Ricky Hatton vs. Paulie Malignaggi boxing match took place in 2008 at a casino opened in what year?
Answer: 1993