On this Friday’s SmackDown, the Royal Rumble winner Cody Rhodes arrived to make his announcement for WrestleMania. This was almost a formality after last week where he pointed to Roman Reigns in the press-box. Yet the entire WWE Universe was swerved when Cody Rhodes introduced The Rock. How did we get here? What was the reaction? Is this a “pinch me” moment or is this REALLY happening?I believe the dominos in motion began last weekend at the Royal Rumble event, the same place Cody Rhodes won the Men’s Royal Rumble Match and earned the right to challenge Seth Rollins and the World Heavyweight C…