Kathy Najimy
Kathy Ann Najimy (born February 6, 1957) is an American actress, most notable as Olive Massery on the television series Veronica's Closet, Sister Mary Patrick in Sister Act and the voice of Peggy Hill on the animated television series King of the Hill. Prior to her film work, she was best known for two Off Broadway shows with Mo Gaffney working as the duo Kathy and Mo. One of the shows became an HBO comedy special and garnered Najimy her first nationwide fan base. Description above from the Wikipedia article Kathy Najimy, licensed under CC-BY-SA, full list of contributors on Wikipedia.
Movies
Sister Act 2: Back in the Habit
1993
as Sister Mary Patrick
Sister Act
1992
as Sister Mary Patrick
Hocus Pocus
1993
as Mary Sanderson
The Whole Ten Yards
2004
as Peggy Hill (voice)
The Matrix
1999
as Olive Massery
The Wedding Planner
2001
as Geri
WALL·E
2008
as Mary (voice)
Hope Floats
1998
as Toni Post
Brother Bear 2
2006
as Aunt Taqqiq (voice)
Cats Don't Dance
1997
as Tillie Hippo (voice)
Rat Race
2001
as Beverly Pear
Bride of Chucky
1998
as Motel Maid
Tinker Bell
2008
as Minister of Summer (voice)
Web Series
I Am Weasel
1997
as Crazed Video Customer