Robert, distraught over a feud between Marie and Debra, joins a support group. But the family fears it's a cult, so they work to free him from it. Judy: Sherri Shepherd. Mariann: Susan Yeagley. Gerard: Fred Stoller. Robert: Brad Garrett.
When Rachel's sister (Reese Witherspoon) comes to town, the “reformed” bad seed starts dating Ross; Monica's cold makes her feel unusually amorous toward Chandler. Gunther: James Michael Tyler. Woman No. 1: Susan Yeagley.