WrestleMania is a professional wrestling pay-per-view (PPV) event, produced annually in late March or early April by WWE, a professional wrestling promotion based in Connecticut. WWE first produced the event in 1985 to be its premiere annual event and has since produced twenty-eight editions with the twenty-ninth scheduled to take place in East Rutherford, New Jersey in 2013. WWE regards it as a flagship event due to it being the most successful and longest-running professional wrestling event in history. WrestleMania was conceptualized by WWE owner Vince McMahon.

WrestleMania's widespread success helped transform the professional wrestling industry and make WWE the most successful wrestling promotion in the world.^{[citation needed]} The event has facilitated the rise to stardom of wrestlers including Hulk Hogan, Rowdy Roddy Piper, Macho Man Randy Savage, The Ultimate Warrior, The Undertaker, Bret Hart, Shawn Michaels, Steve Austin, The Rock, Triple H, Chris Jericho, Kurt Angle, John Cena, and CM Punk. Celebrities such as Aretha Franklin, Cyndi Lauper, Muhammad Ali, Mr. T, Alice Cooper, Lawrence Taylor, Pamela Anderson, Mike Tyson, Donald Trump, Floyd Mayweather, Snoop Dogg and others have participated or made special appearances within the events.

John Felix Anthony Cena (/ˈsiːnə/; born April 23, 1977) is an American professional wrestler and actor. He is currently signed to WWE as a member of its Raw brand.

In WWE, Cena has won 19 championships in total, including 12 world titles (having won the WWE Championship a record 10 times and the World Heavyweight Championship twice). In addition, Cena has also won the WWE United States Championship three times, and is a four-time Tag Team Champion, having held the World Tag Team Championship twice (once each with Shawn Michaels and Batista), and the WWE Tag Team Championship twice (once each with David Otunga and The Miz). Cena also won the 2008 Royal Rumble match, and is a two-time Superstar of the Year Slammy Award winner (2009 and 2010). He also has the fourth highest number of combined days as WWE Champion behind Bob Backlund, Hulk Hogan and Bruno Sammartino.

Cena started his professional wrestling career in 2000, wrestling for Ultimate Pro Wrestling, where he held the UPW Heavyweight Championship. In 2001, Cena signed a contract with the World Wrestling Federation (WWF) and was sent to Ohio Valley Wrestling (OVW) where he held the OVW Heavyweight Championship and the OVW Southern Tag Team Championship (with Rico Constantino).

Shane Brandon McMahon (born January 15, 1970) is an American executive, currently serving as the Chief Executive Officer and Chairman of YOU On Demand. A former executive and professional wrestler for World Wrestling Entertainment (WWE), he is the son of WWE Chairman and CEO Vince McMahon and U.S. Senate candidate Linda McMahon. He is also the older brother of Stephanie McMahon and brother-in-law of professional wrestler Paul "Triple H" Levesque. He spent over 20 years in WWE, leaving in January 2010.

In WWE, he is a one-time European Champion and a one-time Hardcore Champion. McMahon is considered a fourth generation McMahon as he follows his great-grandfather, Jess McMahon, his grandfather Vincent J. McMahon, and his father Vincent K. McMahon.

McMahon began his on-screen career as a referee named Shane Stevens in 1990 and was the first performer to walk out to greet the audience at WrestleMania VI. Shane McMahon also refereed during the 1991 Royal Rumble match. He soon left behind the blue shirt and bow-tie and took on the role of a backstage official at WrestleMania VIII in an attempt to break up a brawl between Randy Savage and Ric Flair.