Joe Zimbardi is an American professional wrestler currently signed to Major League Wrestling, where he performs under the ring name Richard Holliday and is a former one-time MLW World Tag Team Champion. Holliday also makes appearances on the independent circuit. He is a former one-time IWA World Heavyweight Champion and one-time IWA Caribbean Heavyweight Champion.

The MLW World Tag Team Championship is a professional wrestling world tag team championship which is owned by the Major League Wrestling (MLW) promotion. The championship is generally contested in professional wrestling matches, in which participants usually execute scripted finishes rather than contend in direct competition.