While Paul and Naomi are in the bounce house, Naomi is wearing socks for most of the scene. However, in stills from the scene, and in one brief shot, she is clearly barefoot.
The final question in one contest asked who played the two Darrins on Beswitched. The "official" answer was that Dick Sargent was the first, replaced by Dick York. The opposite is true.
While the University of Michigan was indeed founded (in Detroit) in 1817, Michigan did not become a state until 1837. The University of Georgia, not Michigan, was the first to gain a state charter, doing so in 1785.