Among the better-known entertainers scheduled to be on the telethon are singer Christina Aguilera, comic Wayne Brady, Regis Philbin, Martha Stewart, Delta Burke, Marilu Henner and Dennis Franz.

It’s easy for her, since she has a photographic memory and a talent for mimicry. But will Joan’s newfound taste for luxury, furs and jewels be her downfall? As Joan, Turner gets to flex all ...