Shelley Long, who rose to fame as the leading lady of the "Cheers" sitcom, has fired and fallen back in her assault on feature motion pictures.

Long, who starred in such films as "Outrageous Fortune," "The Money Pit," "Irreconcilable Differences" and "Hello Again," will return to the little screen for CBS during the 1991-92 TV season in a half-hour sitcom.The projected series is in development with Imagine Entertainment. Said Jeff Sagansky, CBS Entertainment president, "It (is obvious) Shelley has a very special gift for comedy. I'm delighted she's decided to return to weekly TV and even more delighted that she'll be on CBS."