Mitzi Shortman is a fictional character in the Hey Arnold! TV Series.




Born in 1917, she is Grandpa's fraternal twin sister. Mitzi's older than Phil by 6 minutes. Their grandfather died in 1921. Phil and Mitzi stopped talking to each other when their pet dog Pooter died after being hit by a milk truck in 1927. However, Phil and she eventually reunite and Arnold puts a wonderful photo album of all three of them together.

Mitzi's only appearance was in the episode "Grandpa's Sister."

Voice Actress

On August 20th 2012, Mitzi's voice actress Phyllis Diller passed away after a string of health problems.

Appears in


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