WWE's website has an article up looking at Vince McMahon's possible motives for returning to RAW tomorrow night. According to them, here's what Vince may be doing: Starting McMahon's Million Dollar Mania back up, a WrestleMania 25 announcement, his formal retirement, a new championship introduction, rubbing salt in Shawn Michaels' wounds, meeting Dolph Ziggler and joining Randy Orton's new group.

Source: WA