Roscoe Lee Browne got an Emmy for...

Roscoe Lee Browne got an Emmy for his guest role as the pinochle-playing Prof. Bennington Foster, an old teacher of Cliff’s, on The Cosby Show (Wednesday at 7 p.m. on KCOP).

Joan Collins is guest villainess Lorelei Circe--the Siren--on Batman (Monday at 8 p.m. on Family).

Designers Halston, Bob Mackie, Gloria Vanderbilt and Geoffrey Beene play themselves in a two-hour Love Boat (Monday and Tuesday at 10 a.m. on KTLA) from 1981.

Danny DeVito’s real mom, Julia, is “Louie’s Mother” on Taxi (Monday at 11 p.m. on KTLA).

Gay rights groups praised The Mary Tyler Moore show for “My Brother’s Keeper” (Tuesday at 9 p.m. on KDOC), where Rhoda goes out with Phyllis’ homosexual brother. However, the gay factor had only been added at the last minute to fix a flat ending.

A driver is stalked by “The Hitchhiker” (Wednesday at midnight on KTLA) in a classic Twilight Zone.

Before going solo, singer Michael Martin Murphey was part of a ‘60s group known as the Lewis and Clarke Expedition, which appears on an episode of I Dream of Jeannie (Sunday at 12:30 p.m. on KCOP).

Fred and Barney don’t realize that it’s singing star Ann-Margrock who’s baby-sitting Pebbles on The Flintstones (Tuesday at 8 a.m. on KTTV). Ann-Margret, of course, is the voice of Ann-Margrock.

Then First Lady Nancy Reagan takes her anti-drug message to “Diff’rent Strokes” (Sunday at 6 p.m. on KCAL).

A special two-part One Day at a Time (Monday at 10:30 and 11 a.m. on KTTV) includes scenes from the first 100 episodes.