Mr. Garrison's house and front lawn are still covered in snow.
'Esquella No. 13' should be 'Escuela No. 13.'
The town's giant snake disk is said to be 5000 times large than the regular disks. But being 5 miles across means a regular disk is more than 5 feet across when they're only around an inch.
When Mr. Garrison cuts off Sheri Lewis' hand to get rid of Lambchop, her hand is still attached to her arm but her hand can be seen on the Lambchop puppet when it's burning.