The inability to pronounce the letter "r" is called rhotacism, making it impossible for the sufferers to pronounce their own affliction.

More in "Weird Facts" Series

• The Shocking Truth Behind the Superstition Leading to the Murders of Bald Men in Africa
• The Weird Solution to Astronauts' Zero Toilet Problem
• The world’s oldest condom - Fun Fact - History - Weird Facts
• Why do Men get caught checking out a Woman?
• This is what babies see when you want to kiss them, and that's why they cry.
• What happened to Tay, Microsoft AI chatbot?
• In 2007, the Australian government spent about $84 million on a porn filter A 16-year-old boy named Tom Wood cracked the ...Read more
• A study of 16,000 women found that females with more natural curves are smarter than those who weigh less.
• Gay penguins have been known to steal eggs from straight penguin couples, and raise the chicks as their own.
• BMW had to recall their original GPS system because male German drivers were refusing to take directions from a female v ...Read more
• Meet Tatiana and Krista Hogan: The Unique Conjoined Twins from British Columbia, Canada
• There is over 500,000 pounds (227,000 kilograms) of man-made trash and debris on the moon, including 96 bags of urine, f ...Read more
• About 68% of people experience "phantom vibration syndrome" where you mistakenly think your phone is buzzing in your poc ...Read more
• Due to unpaid scholarship stipends, some ghanaian male students abroad sell sperm to survive while females engage in pro ...Read more
• Space Discovery: Massive Alcohol Cloud in Space 1000x Larger Than Solar System - Scientists Baffled