John Cena has finally addressed why he tapped out in his final WWE match at Saturday Night's Main Event. The Champ's farewell match saw him submit to Gunther after a gruelling battle.The finish of the match has proved to be divisive, with fans showing their disapproval during the post-show and later online as well. Many fans believe that Cena tapping out in his final match was not good booking for someone who built a career on not giving up.Some fans have also questioned whether The Franchise Player needed to lose in the last match at all. However, Cena has himself addressed the controversial finish through an Instagram post.The 17-time World Champion shared a photo of iconic Star Wars character Obi-Wan Kenobi smiling before Darth Vader strikes him down in Episode IV - A New Hope. In the scene, Obi-Wan sacrifices himself, having already accepted his fate.You can check out the post below: View this post on Instagram Instagram PostWhen Cena tapped out to Gunther, he was seen smiling, perhaps content with what he had given to the business. The Never Seen 17 sharing Obi-Wan's photo suggests he had also accepted his fate and is ready to move on from his decorated in-ring career.Fans showed their anger after John Cena's loss in final WWE matchGunther making John Cena tap out in his final WWE match stunned the live audience. The fans held their hands over their heads in disbelief, and the shocked silence soon turned into angry chants.When Triple H came out with the rest of the WWE roster to give Cena a sendoff, he was met with boos. The chants and boos against the decision continued during the post-show with fans venting their anger at The Game.Gunther also needed extra security as he exited the Capital One Arena with fans following him and shouting profanity-laden chants.