He's the man who invented the wheel and built the Eiffel Tower out of metal and brawn.

From his lovable characters on 'Saturday Night Live' to his box-office smashes, Will Ferrell has been making audiences cackle for over two decades.

Below are 24 of the coolest things you might not've known about Will Ferrell. Check them out!

1/24) The fake testicles that Will Ferrell wore in Step Brothers are worth about $20,000.

2/24) Will Ferrell was fine with running down the street naked in Old School until he found out he had to do it in front of Snoop Dogg. He said that he also needed some 'liquid courage' to get through the scene.

3/24) While filming the movie Elf, Will Ferrell caused several minor traffic accidents when walking through the Lincoln Tunnel in his costume because people were so surprised to see him wearing an elf outfit.

4/24) He's said that his first interest in performing came about while he was in high school: Will made the daily morning announcements over the public access system in disguised voices.

5/24) He studied at USC and was originally planning to become a sports broadcaster. He graduated and interned at NBC Sports, but then drew laughs after ad-libbing a joke on-air during one of his broadcasting courses and switched to comedy.

6/24) Contrary to many comedians, Will Ferrell was not a class clown in high school but a scholar and an athlete. A kicker for the Varsity football team, and still holds the school record for the most field goals made.

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7/24) He has a surgical scar on his upper right abdomen from a surgery he had as a baby to treat pyloric stenosis, a condition that causes frequent vomiting.

8/24) In 2003, he competed in the Boston Marathon with his wife. His official time was 4 hours, 2 minutes and 29 seconds.

9/24) Producers were desperate to keep him on Saturday Night Live that they offered him an enormous sum of money, resulting in a salary of over $350,000. This set the record for highest-paid SNL cast member ever.

10/24) Will Ferrell became an expert figure skater for the movie Blades of Glory along with co-star Jon Heder. They both trained under Sarah Kawahara, the coach of Michelle Kwan who is mentioned in the movie.

11/24) To promote the movie Megamind, Will Ferrell gathered 1,580 of his friends and attended a superhero costume function. This set a Guinness World Record for the largest gathering of superheroes.

12/24) On February 13, 2013, Ferrell worked security during a Lakers game at the Staples Center, wearing a jacket that said 'Ted Vagina' on it. He jokingly escorted Shaquille O'Neal away from his courtside seat.

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13/24) While filming Elf, Will Ferrell developed severe headaches, as he had to actually eat all of the sugar infested foodstuffs in the Elf food pyramid on camera. He also ate the maple syrup covered spaghetti dish for multiple takes.

14/24) Revealed in his reddit AMA that the craziest party he ever went to was at Dave Coulier's house at the height of the popular show Full House.

15/24) While many comedy stars have a strong background in standup comedy, Ferrell's humor is character-driven and his strength lies in his improvised riffs from the minds of his typically cracked characters.

His appearances on talk shows are often awkward as a result, because he says he is uncomfortable appearing in public as himself.

16/24) Nobody in the area was told that Will Ferrell would streak down their street in Old School. One of the storefronts was a 24-hour gym with Stairmasters and treadmills in the window. "I was rehearsing in a robe, and all these people are in the gym, watching me. I asked one of the production assistants, 'Shouldn't we tell them I'm going to be naked?' Sure enough, I dropped my robe and there were shrieks of pure horror. After the first take, nobody was at the window anymore. I took that as a sign of approval."

17/24) For the movie Casa de mi Padre, Will Ferrell spent a month learning and speaking Spanish with a dialect coach for his role.

18/24) During all interviews and promotions for the movie Get Hard, Will Ferrell stayed completely in-character.

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19/24) For the movie Elf, on the last day of shooting in New York, it was just the director, Will Ferrell, and a camera man driving around the city looking for locations to shoot. They would jump out and ask pedestrians if they would be willing to be extras for some quick cash while Ferrell paraded around acting like Buddy. Much of the montage when Buddy first arrives in New York was filmed then, such as when he is getting his shoes shined and jumping between traffic.

Will Ferrell turned down an offer of almost 29 million dollars to make a sequel to Elf.

20/24) The movie Kicking and Screaming is important to Will Ferrell for sentimental reasons- throughout the span of the shoot, his wife became pregnant with, and gave birth to, their first son. He said he filmed specifically imagining watching the movie with his child one day.

21/24) In his early years at Saturday Night Live, he was roommates with Jon Stewart.

22/24) Ferrell has been declared one of the worst celebrity autographers, often taunting autograph-seekers. He explains "You say you're my biggest fan, prove it. You've got to earn it."

23/24) During Will Ferrell's reddit AMA, Ferrell was asked by one user to name their band.

"Thank you so much for this opportunity. I have always had a name for a band in my head that I've never been able to give to anyone. So I will give it to your band. The name of your band is...Jag Kor Bil. The first word is pronounced 'ya' (the g is silent), the next word is pronounced 'shore' and the final word is pronounced like it's spelled. And it means, 'I drive car.' "

24/24) He worked as a teller at Wells Fargo but was fired when his till came up short after his first two days.

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