Melanie Spankenheimer

Melanie Spankenheimer, or Cousin Mel for short, is the main antagonist of the 2000 children's animated Christmas special Grandma Got Run Over By A Reindeer (which features the song after which it is named). She’s the older granddaughter of Grandma and Grandpa Spankenheimer, the niece of Frank and Rita Spankenheimer and the older cousin of Jake Spankenheimer and Daphne Spankenheimer.