The Scooby-Doo Show

The Scooby-Doo Show is the blanket name for the episodes from the third incarnation of the Hanna-Barbera Saturday morning cartoon Scooby-Doo. A total of 40 episodes ran for three seasons, from 1976 to 1978, on ABC, marking the first Scooby series to appear on the network. Sixteen episodes were produced as segments of The Scooby-Doo/Dynomutt Hour in 1976, eight episodes were produced as segments of Scooby's All-Star Laff-A-Lympics in 1977 and sixteen episodes were produced in 1978, with nine of them running by themselves under the Scooby-Doo, Where Are You! name and the final seven as segments of Scooby's All-Stars.

Scared a Lot in Camelot ( Season 1, Episode 6 )
Shaggy and Scooby-Doo get caught by Merlin and the Knight and get mesmerized to dispose of  Fred, Daphne and Velma. They try to do so by dropping a chandelier on them but it backfires, Velma managed to snap them out of Merlins control by hypnotizing them with a Scooby snack.

Mamba Wamba and the Voodoo Hoodoo(Season 1, Episode 9)
Mamba Wamba kidnaps Lila and turn hers into his Zombie Slave, and threats the band of turning them into Zombies if they don't sign a paper, although Lila was faking being hypnotized in order to make the band sign a contract.