Cassidy Gamp (b. 1959/1960) is a Hufflepuff at Hogwarts. She dated Charlie Plex, but they broke up when Charlie informed her that he'd been sleeping with Donna Shacklebolt. Upon learning this, Cassidy hexed Donna from behind, landing the latter in the hospital wing but Donna is not too badly hurt.
At the beginning of seventh year, Cassidy and Donna met again on the train to Hogwarts. Cassidy greeted her harshly, but Donna ended up apologizing for what she'd done with Charlie. Cassidy was pleasantly surprised to discover that the Donna Shacklebolt actually felt guilty.
Throughout "The Life and Times"[]
Fifth year[]
"To End a Year"[]
After learning from her boyfriend, Charlie Plex, that he had slept with Donna Shacklebolt, Cassidy hexes Donna from behind, landing the latter in the hospital wing but Donna is not too badly hurt. Cassidy also hexes Charlie into having a set of purple testicles.
Sixth year[]
"The Worst Day Ever"[]
Cassidy nearly bumps into Donna and upon realising who it is, Cassidy calls her a 'whore', telling her that she heard Donna dropped out to work at a pub. To Cassidy's surprise, Donna tells her that she's sorry. Cassidy demands to know what she means by that, and that she can't just apologise and expect Cassidy to forget what she did. Donna explains that she doesn't care nor thinks she has anything to apologise for, but all the same, she's sorry for what she did to Cassidy. Cassidy starts smiling and marvels at the fact that Donna feels guilty.
Physical Description[]
She is pretty, having blonde curly hair. She also has freckles and blue eyes. She is petite and feminine, with large doe eyes, a delicate chin and a button nose.
Personality and traits[]
- "She wasn't the type of girl to have nightmares (real nightmares) or genuine worries or complex concerns. She was uncomplicated."
- — Donna Shacklebolt on Cassidy
She is gentle, sweet-tempered and often naïve.