The ghost of Al Cabone is the villain in "For Letter or Worse", an episode of A Pup Named Scooby-Doo. He was the disguise of Prestina, a former television host.
The ghost had stereotypical gangster mannerisms, often saying "see?" at the end of sentences.
Powers and abilities
The ghost had the unexplained ability to levitate.
Al Cabone was a gangster who buried stolen money beneath his house. When the police came for him, he swore he'd come back and get his money, but he spent the rest of his life in prison, and his house was torn down and replaced with a TV station.
A Pup Named Scooby-Doo
Prestina's television show was canceled, and she didn't want anyone to have a show at HBTV if she couldn't. So by pretending to be Al Cabone's ghost, she tried to scare everyone away from the station and drive it out of business.