Prior to joining WWE, he wrestled on the European independent circuit. After becoming part of WWE's main roster in 2009, he went on to become a four-time world champion, having held the WWE Championship[Note 1] three times and WWE's World Heavyweight Championship once.[11] He is the first Irish world champion in WWE history, and is also a three-time United States Champion and a five-time tag team champion (four Raw and one SmackDown) with his tag team partner Cesaro. In addition to these champio