Did you ever hear the saying there is someone else in the world who looks just like you? The world population now is at 7.9 billion, so it's very likely that there is someone out there who shares your facial features. In fact, many people have found their doppelgangers or look-alikes!

National Look-Alike Day is a holiday that celebrates the similarities between people. It is celebrated every April 20th and was created in the United States by TV reporter Jack Etzel in the 1980s. 

Since its inception, National Look-alike Day has become a popular day to celebrate the similarities between people of all ages, cultures, and backgrounds. Whether you look like your best friend, your favorite celebrity, or even a cartoon character, this is the day to embrace your inner doppelganger!

How To Celebrate National Look-Alike Day

Looking for a fun way to celebrate National Look-alike day? Here are some fun ideas for you:

Hold a look-alike contest

Gather up a group of friends, family members, or co-workers and have everyone find their best doppelganger. Once you've got your group of look-alikes together, have everyone strike a pose and then vote on who looks the most like their celeb twin. The winner gets a prize, and everyone gets to enjoy some good-natured fun.

Dress up like your friend or favorite celebrity

Another way to celebrate National Look-alike day is to dress up like your friend or favorite celebrity. This is a great way to show off your creative side, and you might even end up winning a prize in a look-alike contest (if you enter one).

To get started, simply choose your celeb twin and then find some clothes that resemble their style. If you're having trouble finding the right outfit, try searching online or visiting a local costume shop. Once you've got your outfit together, make sure to practice your pose and facial expression so that you really look the part.

Have a photoshoot with friends and family

If you want to go all out for National Look-alike day, why not have a professional photoshoot with friends and family? This is a great way to capture the memories of the day, and you'll end up with some fun photos to share.

To begin, simply find a photographer willing to do a look-alike shoot. Once you've found someone, finalize the shoot details and prepare to have a good time. Try wearing the same outfit just for fun!

Share on social media with the hashtag #NationalLookalikeDay

Share your photos and memories on social media using the hashtag #NationalLookalikeDay. This is a great way to connect with other people who are celebrating this day, and you might even find some new friends who share your love of celeb look-alikes.

No matter how you choose to celebrate National Look-Alike day, make sure to have fun and enjoy spending time with friends and family.

Interesting Doppelgangers in Hollywood

There are some celebrities who have an uncanny resemblance to other celebrities. Sometimes, they even look like they could be related! Here are some of the most interesting doppelgangers in Hollywood:

Heath Ledger and Joseph Gordon-Levitt

Before his untimely death in 2008, Heath Ledger was one of Hollywood's most promising young actors. His breakout role was in the 1999 film "10 Things I Hate About You." Joseph Gordon-Levitt got his start as a child actor, with roles in films like "A River Runs Through It" and "Angels in the Outfield." Today, Gordon-Levitt is widely considered to be one of the best actors of his generation.

And it turns out that the two actors look quite a bit alike. Both Ledger and Gordon-Levitt have inviting brown eyes and a strong jawline.

Natalie Portman and Keira Knightley

Natalie Portman and Keira Knightley are two of the most successful actresses of their generation. Both women got their start in Hollywood as child stars, and they have since gone on to have hugely successful careers.

Portman and Knightley also happen to look quite a bit alike. Both women are petite and fair-skinned, with dark hair and brown eyes. They also have similar facial features, including a small nose and full lips.

The similarities between these two actresses are really quite striking. If you put a picture of Portman next to a picture of Knightley, it's not hard to see the resemblance.

Will Ferrel and Chad Smith

Will Ferrell is a hugely successful actor, comedian, and writer. He first rose to prominence on the NBC television show "Saturday Night Live." Since then, he has gone on to star in a number of successful films, including "Elf" and "Anchorman: The Legend of Ron Burgundy."

Chad Smith is the drummer for the popular rock band Red Hot Chili Peppers. He is also an accomplished artist, and he has worked with a number of artists like Post Malone, Lana Del Rey, and Johnny Cash.

In 2014, the pair appeared on The Tonight Show Featuring Jimmy Fallon wearing the same outfit and we can’t be more amused as we see their uncanny resemblance!

Jennifer Connelly and Demi Moore

Jennifer Connelly is an Academy Award-winning actress who has starred in a number of successful films, including "A Beautiful Mind" and "Requiem for a Dream."

Demi Moore is another Academy Award-nominated actress who has found success in both film and television. She has starred in a number of acclaimed films, including "Ghost" and "Indecent Proposal."

The two actresses share more than just their acting chops. They also happen to look quite alike, and it looks like they were sisters separated at birth!

Paul Reubens and Alan Cumming

Paul Reubens is an American actor, comedian, and writer best known for his role as Pee-wee Herman. He first rose to prominence in the 1980s with his critically acclaimed television show "Pee-wee's Playhouse." Since then, he has gone on to star in a number of films and stage productions.

Alan Cumming is a Scottish actor who has found success in both film and television. He has starred in a number of successful movies, including "X-Men 2" and "The Son of the Mask." He has also been nominated three times for Emmy Awards for his work on the CBS drama series "The Good Wife."

The two share the same facial features and can pass as brothers not just in film or television, but in real life.

Matt Damon and Mark Wahlberg

Matt Damon is an Academy Award-winning actor who has starred in a number of successful films, including "The Martian" and "Saving Private Ryan."

Mark Wahlberg is another Academy Award-nominated actor who has found success in both film and television. He has starred in a number of acclaimed films, including "The Departed" and "The Fighter."

The two actors have more in common than just their acting abilities. They also have a striking resemblance in appearance. Both men have dark hair, and they are both tall and muscular. 

So there you have it, some of the most interesting doppelgangers in Hollywood. These actors and actresses may not be identical twins, but they definitely share a strong resemblance.

Conclusion

National Look-Alike Day is being celebrated today. This day is dedicated to finding your doppelganger, or someone who looks just like you. People all over the world celebrate this day by posting pictures of themselves and their look-alikes on social media, and some even go as far as to dress up like each other. Whether you're looking for your own doppelganger or just want to have some fun, be sure to celebrate National Look-Alike day in style!