11 ฤดูกาล
252 ตอน
Happy Days - Season 6 Episode 8
Richie is writing a story about fears and phobias, and he finds out that Ralph is afraid of nearly everything. While Richie, Potsie, and Ralph are visiting a professor whose specialty is fear, lab mice become agitated. The professor concludes that it is a sign that a tornado is coming.
- ประเทศ : United States of America
- ประเภท : Comedy
- ผู้อำนวยการ : Garry Marshall
- นักแสดง : Henry Winkler, Tom Bosley, Marion Ross, Anson Williams, Scott Baio, Ted McGinley
