1957: Year the British news show “Panorama” convinced many of its viewers that spaghetti grows on trees in Switzerland

No. 1: Rank of Swiss spaghetti harvest among pranks, according to the Museum of Hoaxes

3: Length in minutes of the segment aired about the harvest

20: Pounds of uncooked spaghetti used to shoot the segment

Source: www.museumofhoaxes.com