America’s No. 1 Boxing Network, SHOWTIME will celebrate its 20th anniversary on March 4, 2006, when undefeated, hard-hitting super middleweight world champions Jeff “Left Hook’’ Lacy (International Boxing Federation) and Joe Calzaghe (World Boxing Organization) collide in the main event on SHOWTIME CHAMPIONSHIP BOXING. The most significant unification world title bout in years will air live on SHOWTIME at 9 p.m. ET/PT (delayed on the west coast) from the MEN Arena in Manchester, England. The highly anticipated, long-awaited match up is promoted by Gary Shaw Productions, LLC, in association with Frank Warren’s Sport Network. [details]