Royal pains will cause some serious royal pains for Hank on this Wednesday's episode of Royal Pains.

On an episode directed by Mark Feuerstein, look for Hank's back to act up, forcing him to turn to Dr. Van Dyke for help. Elsewhere, Jack will begin a clinical trial and Divya and Jill will actually come to the aid of a thief who robbed them.

It's an installment Jill Flint described to me as "crazy." Watch the preview for it now:

Matt Richenthal is the Editor in Chief of TV Fanatic. Follow him on Twitter and on Google+.