|Age (at audition)||29|
|Position Reached||Judge Cuts|
When he was young, Jeki Yoo was an active boy who liked to play with friends but also liked to make origami or make other things while watching TV. He was a normal boy. After his mother died in 2002 from hepatocirrhosis, he was very sad but at this time he discovered magic and got immersed. He could overcome his passive attitude and sadness through magic. He then decided to become a magician.
After winning Asia's greatest magic contest, The Busan International Magic Festival in 2006 as a high school student, Jeki began winning international contests like a comet. In 2009, he won the close up award in America's I.B.M magic contest, one of the biggest magic contests in the world. Since then he has performed in England, France, Sweden, Italy, Japan, China, and many other countries.
In 2012, Jeki teamed up with Elli K. Park, a female magician who conquered the International Magic Contest. They performed a ‘Quick Change’ performance, where outfits are changed before one's eyes, done in their own way. After working together for a year, they made an appearance on the famous Korean TV show, SBS's ‘Starking’, Performing the ‘Quick Change’ act for 20 minutes. The show recorded high ratings and at the same time heated up the internet, making them more widely known.
Recently Jeki and Elli set the ‘Guinness World Record’ for changing into 9 outfits in 30 seconds. As a member of "SNAP", One of the biggest magic shows in Korea, Jeki was invited to the Edinburgh Festival in the UK and received the spotlight by getting high praise from international newspapers and famous media. Jeki moved to the United States from South Korea for his own American dream to come true. He currently lives in Los Angeles, California. 
On August 25th, 2017, Jeki uploaded a video to his official YouTube channel which he states was the routine he performed in his first audition for the judges. 
Jeki Yoo's Judge Cuts performance in Episode 1209 consisted of performing a series of tricks involving a randomly selected signed card disappearing from the middle of a deck and appearing under a bowl. The act ended with the deck disappearing and reappearing under the bowl. Jeki's performance was not strong enough for the judges to send him to the Quarterfinals, eliminating him from the competition along with The Naked Magicians and Tony and Jordan.
After the Show
Jeki Yoo and his magic partner Elli K. Park competed, as a quick change act, on Season 12 of Britain's Got Talent. They were eliminated in the Semifinals, after being buzzed by Simon Cowell.