Out: Green Week on NBC.

In: preachy AIDS activism on the peacock network's "ER."

Reports Los Angeles Times writer Greg Braxton in the the January 2 paper (emphasis mine):

Gloria Reuben raised more than a few eyebrows in 2000 when she went from the front lines of NBC's acclaimed "ER" to the back line of Tina Turner's rock 'n' roll tour. Now she's starting the new year by stepping forward into her past.

Reuben, who won accolades for her groundbreaking portrayal of Jeanie Boulet, a physician's assistant grappling with an HIV diagnosis, returns to the role Thursday night. She called the experience, which is being billed as a one-time appearance, both emotional and exhilarating.

[...]