Is Nick Mariah's Hubby or Helping Hand?

More Photo >>When Mariah Carey and Nick Cannon surprised the world last April with their quickie romance and wedding, many speculated on just why the couple rushed to the altar. But judging by the pair's behavior at the Sundance Film Festival and yesterday's inauguration festivities, it might just be that the superstar liked the idea of having a helping hand by her side at all times.At Tuesday