There's something jarring about hearing The Undertaker chuckle. Granted, he's not The Undertaker as we speak on the phone, although, in truth, he's always The Undertaker. On the other end of the line is Mark Calaway, the 55-year-old Houston native whose 30-year run with the WWE as "The Dead Man" is unequaled in its longevity and legacy. It was also unequaled in its secrecy. Calaway has long been notorious for keeping "kayfabe," and not allowing fans to get a glimpse at the man behind the gimmick. That wall has started to crumble in his later years, and it gets demolished in "Undertaker: The Last Ride," a five-episode documentary series on WWE Network that premieres this Sunday. read more https://www.espn.com/wwe/story/_/id/29147859/pulling-back-curtain-wwe-icon-undertaker
