From Wikipedia, the free encyclopedia Karen Anita Pendleton (August 1, 1946 – October 6, 2019) was an original Mickey Mouse Club Mouseketeer on ABC television from 1955–1959. She was one of only nine Mouseketeers who were on the show during its entire original run. Pendleton was recruited to audition for the Mickey Mouse Club when Disney producers visited a Los Angeles dance studio seeking young... show more