Ep 10. Dark Diner of Route 66!

In the Scooby Doo! And Guess Who? season 4 episode titled "Dark Diner of Route 66!", the gang embarks on a road trip along the famous Route 66, hoping to enjoy some good food and a lot of fun along the way. However, when they stop at a diner that seems to have been frozen in time, they find themselves in the middle of a mystery that involves an ancient curse, a lost treasure, and a ghostly figure that haunts the empty restaurant.

As they begin to investigate, the gang discovers that the diner was once run by a family of miners who struck gold but were cursed by a Native American chief for disturbing the sacred land. Now, the diner's current owner is desperate to break the curse and save their business, which has been struggling for years.

With the help of a few new friends they meet along the way, including a group of bikers and an eccentric inventor, the gang sets out to uncover the truth behind the curse and put a stop to the ghost's haunting. However, they soon realize that the diner is not the only place affected by the curse, and that their investigation will take them on a wild ride across the historic Route 66.

As they face off against eerie creatures, uncover hidden clues, and unravel century-old secrets, the gang must use their wits and teamwork to solve the mystery before it's too late. With plenty of laughs, thrills, and surprises along the way, this episode is a classic Scooby Doo adventure that will keep audiences of all ages on the edge of their seats.