<P> In 1990, Rupp returned to New York City to perform in a Broadway stage production of Cat on a Hot Tin Roof with Kathleen Turner at the Eugene O'Neill Theatre . In it, Rupp portrayed Mae (Sister Woman). Her television work during the early 1990s included recurring roles as Ms. Higgins on the television Davis Rules with Randy Quaid, and as Sister Mary Incarnata on Phenom with Judith Light, as well as guest roles on Blossom, Family Matters, L.A. Law, and ER . </P> <P> In 1995, she began her stint as Jeff Foxworthy's sister - in - law Gayle on The Jeff Foxworthy Show, and also appeared in the science fiction miniseries The Invaders with Scott Bakula, portrayed Jerry Seinfeld's eccentric booking agent Katie on an episode of Seinfeld (a role she reprised in 1996), and performed on stage as Meg in Broken Bones, a dark drama about spousal abuse by Drew McWeeny and Scott Swan, as part of a one - act play festival at Hollywood's Met Theater . </P> <P> She appeared in several episodes of Friends as Alice Knight, a home economics teacher who fell in love with and married Phoebe Buffay's (Lisa Kudrow) much younger half - brother, Frank Jr . (Giovanni Ribisi). (Rupp had previously appeared with Kudrow in the 1997 independent film Clockwatchers .) </P> <P> In 1998, she began her role as Kitty Forman in the comedy series, That' 70s Show, her most successful role to date . She also portrayed Marilyn See, wife of astronaut Elliot See, in episode 11 of the Emmy Award - winning television miniseries From the Earth to the Moon, produced by Tom Hanks and directed by Sally Field . </P>

Who played phoebe's sister in law in friends
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