In 2010 an anonymous person began a Twitter account for the San Francisco fog, inspired by the fake BP public relations account that appeared after the oil spill in the Gulf of Mexico that year, and named "Karl the Fog" after the misunderstood giant in the 2003 film "Big Fish". The name has since come to be widely used, There is a companion Instagram account. The name is also used throughout episode 8 of "Carmen Sandiego". The name was disparaged by 3 local celebrities during the 2020 PGA golf tournament.