Scooby-Doo! Mystery Incorporated - Season 1 - Eps 19: Nightfright
Scooby and Shaggy win an essay contest to have dinner with Vincent Van Ghoul. They go to his mansion and are attacked by a monster who calls himself Nightfright. Shaggy calls the gang and the gang rushes over. The are chased by Nightfright and go into a room and lock the door. Fred makes a trap and asks Vincent to lure the monster into it. Finally, they catch Nightfright in Fred's trap. The end of the episode shows them eating dinner, Daphne devouring everything in sight because she has not eaten for hours.
About Scooby-Doo! Mystery Incorporated

Title: Scooby-Doo! Mystery Incorporated
First Air Date: 2010-07-12
Last Air Date: 2013-04-05
Status: Ended
Rating: 8.223/10 (from 1018 votes)
Language: EN
Seasons: 2
Total Episodes: 52
Network: Cartoon Network
Genres: Animation, Mystery, Family
Production Companies: Warner Bros. Animation
Synopsis
This incarnation of the popular cartoon series finds Scooby and the gang living in Crystal Cove, a small town with a long history of ghost sightings, monster tales and other mysteries ripe for the sleuths to solve once and for all. But the longstanding Crystal Cove residents, who bank on the town's reputation to attract tourists, are prepared to do what it takes to protect their turf.
Cast

Frank Welker
Scooby-Doo / Fred Jones (voice)

Grey DeLisle
Daphne Blake (voice)

Mindy Cohn
Velma Dinkley (voice)

Matthew Lillard
Norville 'Shaggy' Rogers (voice)