Actor-comedian Richard Lewis (HBO's Curb Your Enthusiasm) is joining 7th Heaven for a five-episode arc beginning Feb. 18. He'll play a rabbi who befriends Reverend Camden (Stephen Collins) and his family... For the first time since the show's 1999 debut, Joss Whedon wrote and directed an upcoming episode of the WB's Angel, slated to air Feb. 4. In the installment, look for romantic sparks to fly between Angel and Cordelia... Andrew Lloyd Webber's Cats, London's longest-running musical, will close in May after 21 years and 9,000 performances... The ax has fallen on freshman syndicated talk show Iyanla after only six months.