"But when I looked over his shoulder I saw a terrifying witch abducting [Peppa's little brother] George.
"The whole video was vile."
The Sun on Sunday found it took a three-year-old just minutes to find the clips on a computer where the settings were tuned to preschool suitable content.
The child found scores of mock videos featuring Peppa Pig as well as other children's characters, many of which have been watched more than three million times.