Kevin Smith tweeted fans early Monday that he had suffered a “massive heart attack” after shooting a comedy special in the Los Angeles area. “If I hadn’t canceled show 2 to go to the hospital, I would’ve died tonight,” Smith twe (Jordan Strauss, Invision/AP, File)In a Saturday, July 9, 2016 file photo, Kevin Smith arrives at the Los Angeles premiere of “Ghostbusters” at the TCL Chinese Theatre.