Night School
- Episode aired Jan 8, 1976
![Whitman Mayo in Grady (1975)](https://m.media-amazon.com/images/M/MV5BMjIwYzQ4MmEtMWI1OS00ZmJkLWE4ZDktMTZhY2Q1ZjMzMTY1XkEyXkFqcGdeQXVyOTQ1MjE4OTE@._V1_QL75_UX190_CR0,2,190,281_.jpg)
Grady attends Hal's class on American history.Grady attends Hal's class on American history.Grady attends Hal's class on American history.
Grady attends Hal's class on American history.Grady attends Hal's class on American history.Grady attends Hal's class on American history.