Undisputed Champion Chris Jericho
Chris Jericho caused one of the biggest upsets of all as he beat both The Rock and Setve Austin in the same night at Vengeance in December 2001.
Thes victories made him the first ever Undisputed World Champion.
Rey Mysterio Jr. wins World Championship
At Wrestlemania 22, the masked Rey Mysterio Jr. completed a shock victory over WWE superstars Kurt Angle and Randy Orton in a Triple Threat match.
The win was one the most emotional as Mysterio remembered his close friend Eddie Guerrero afterwards.