Choi Ji Woo is one of our all-time favorite actors with her chameleon-like performance spectrum. Choi Ji Woo is back this fall with a cute fantasy comedy called Twenty Again, a drama that marks her second collaboration with the Suspicious Housekeeper producer. Take a look at 11 facts about Choi Ji Woo we bet you didn't know! 

1. Choi Ji Woo gave presents to all Twenty Again staff members and actors

Last Thursday, Choi Ji Woo gave every actor and staff member of Twenty Again a surprise gift in celebration of the first episode. Choi Ji Woo planned the surprise all by herself, handpicking skincare products from Re:NK, a skincare brand she models.

2. Choi Ji Woo was featured with Paris Hilton in Marie Claire

Choi Ji Woo and Paris Hilton were featured together in the April 2014 issue of Marie Claire Korea as part of the New York Fashion Week editorial.

3. Choi Ji Woo doesn't look her age at all

Can you guess her age? She just turned 40 this June, but she doesn't look her age at all, does she? Thanks to her flawless skin, she's modeled many skincare products like Shiseido and Re:NU.

4. Choi Ji Woo is artsy

Travel photographer Choi Ji Woo hosted an exhibition back in 2010 in her hometown Busan. The exhibition featured photos she took of Busan as well as photos of her in Busan. Choi Ji Woo said she hoped to raise awareness of Busan and its tourism through the exhibition. She has been a Busan tourism ambassador since 2009.

5. Choi Ji Woo is good friends with many celebrities

Here she's pictured with many of Korea's top celebrities, like Han Ga InHan Ye Seul and Ko So Young

On an episode of Grandpas Over Flowers, Choi Ji Woo told Lee Suh Jin she's good friends with actresses Lee Yeon Hee, Song Hye Kyo, and Kim Tae Hee

"Yeon Hee comes over to my house to drink. Hye Kyo, Tae Hee, and I go watch movies together," Choi Ji Woo said. (Check out more celebrities who are best friends here!)

6. Choi Ji Woo and Lee Jin Wook of Air City dated 

Choi Ji Woo and Lee Jin Wook met on the set of Air City (2007) and started dating shortly after. Sadly, though, the cute couple confirmed their breakup in March 2011.

7. Choi Ji Woo attended New York Fashion Week as a celebrity

International fashion designer Diane Von Furstenberg invited Choi Ji Woo to her eponymous brand DVF's fashion show during the 2014 New York Fashion Week. Choi Ji Woo showed up wearing a DVF dress and looked gorgeous as always!

8. Choi Ji Woo is very popular in Japan

Choi Ji Woo and Bae Yong Joon's melodrama Winter Sonata, a classic K-drama that dates back to 2002, started a huge Hallyu boom in Japan, earning them nicknames like Ji Woo Hime and Yong Joon Sama. (Check out more throwback melodramas here!)

9. Choi Ji Woo and Lee Suh Jin are like a married couple

On an episode of Three Meals A Day, Choi Ji Woo and Lee Suh Jin acted as if they were an old married couple, making many fans jealous. Choi Ji Woo and Lee Suh Jin also traveled to Greece together on Grandpas Over Flowers.

10. Choi Ji Woo wants to date someone

On a talk show last month, when asked if she wants to date, Choi Ji Woo said, "Of course!" She added she is constantly looking for someone to date and marry. "I definitely want to marry," Choi JI Woo said, although she doesn't feel impatient about it.

11. Choi Ji Woo says her future husband is lucky to have her 

In the same interview, Choi Ji Woo playfully said "The man who marries me is so lucky" and added, "If not, never mind!" She said it's not because she's a great cook, but because she is wealthy. Choi Ji Woo is known to own two buildings in Gangnam.

Did anything surprise you about Choi Ji Woo? Share your thoughts with us below, and don't forget to watch Choi Ji Woo in Twenty Again!

(Source: 1, 2, 3)