Promoters of the Alamo City Comic Con released word that Bobby Heenan will not be attending as advertised because of a broken hip that requires surgery.
I'm fairly sure that Vader was in line to hold the WWF title on a couple of occasions, but each time, Shawn Michaels lowered the glass ceiling on him (first at Summerslam, then the Buried Alive match with Sid that led to Sid winning the title).