OMG! After months of mysterious hints and vague references, Eric and Serena's estranged dad, Dr. William van der Woodsen, will finally return. And who will play the good doctor, you ask? None other than washed up Baldwin Brother William, Timing for this gig couldn't be better. He and wife Chynna Phillips apparently owe the IRS quite a chunk of change.

What do you think about this casting choice?