A common prank in the 1800s involved putting the end of a thread from a spool through a clothes seam and getting unsuspecting strangers to try to pull out what they think is a loose thread. The spool unwound as they pulled, and the prankster enjoyed a jolly good laugh.
The ‘@’ sign is centuries old, and was used in Europe to denote a unit of weight (the “arroba”) equivalent to 25 lbs.
Harold Ramis told Stephen Tobolowsky that the entire progress of Groundhog Day covered 10,000 years. Tobolowsky always thought that there were 9 days represented in the film - but they lasted over 10,000 years.
Squirrels behave kindly and adopt orphans if they notice that a relative does not come back to them.
Bart Simpsons hit song “Do the Bartman” was written by massive Simpsons fan, Michael Jackson.