From Bravo's official press release:

Vicki visits her family in Chicago; Gretchen takes care of her fiance; Tamra takes an etiquette class.

The Real Housewives of Orange County stars Tamra Barney, Lynne Curtin, Vicki Gunvalson, Jeana Keough and Gretchen Rossi.


Source: Bravo
(Image courtesy of Bravo)