Ben 10: Merry Christmas (2006)
This is the first episode of Ben 10 Lindsay and I have seen, though I was mostly familiar with the premise going in. A kid has the power to transform into ten different aliens, so he uses his abilities to fight various threats. I hadn't realized the series took place during a cross-country vacation in his grandfather's RV. I'm fairly certain that's intended as a nod to the 70's Shazam series . Ben Tennyson is more than a little reminiscent of Billy Batson, who could likewise call upon otherworldly powers and transform. This series is more or less an update. This episode begins on a hot summer day while Ben, his grandfather, and his cousin, Gwen (also a series regular - apparently, she uses magic in some other episodes) are driving through Death Valley. After a failed attempt to improve the air conditioner, the RV breaks down. They find a strange door in the desert with cool wind blowing through the cracks. When they go through, they find a wintery town decorat