Even though Seibert personally disliked Scooby-Doo, he couldn't deny its enduring appeal. © Warner Bros. All rights reserved.

Even though Seibert personally disliked Scooby-Doo, he couldn't deny its enduring appeal. © Warner Bros. All rights reserved.
Even though Seibert personally disliked Scooby-Doo, he couldn't deny its enduring appeal. © Warner Bros. All rights reserved.