More than any sports organization or marquee event, more than the NFL and Super Bowl or MLB and the World Series, WWE is under pressure to make each year's WrestleMania bigger than the last.
Sports fans can forgive a bad Super Bowl because the game played like the game played. They got what they got. Wrestling fans, on the other hand, know about scripting and choreography and continue to demand more and more from subsequent WrestleMania events.
To their credit, WWE puts a metric ton of effort into making WrestleMania a kind of "Wrestling Christmas."
They added an extra hour to the pay-per-view, a pre-show, Hall of Fame ceremony and run full cards at Axxess. They also help fans connect with smaller promotions (like ROH, DGUSA and Chikara) that hold shows in the same city on the same weekend.
At its current rate of growth, though, there's going to be a breaking point. The show's going to be too big. At that time, WWE will attempt to do with a future WrestleMania what other sports have done with their flagship events and stretch one night into a (two-night) series.
Here are five reasons why they should.