The actors of ‘I Hear Your Voice’ gathered together to show off their friendship.

On April 13, Lee Jong-suk said on his social media, "Already! 10th anniversary,Thank you always", he said.

The released photo showed Lee Jong-suk, Lee Bo-young, Kim Kwang-kyu, and director Jo Soo-won, who starred in the SBS television series ‘I Hear Your Voice’.

Lee Bo-young showed off her still close friendship with Lee Jong-suk's arm around his shoulder.

In front of them was a cake decorated with flowers with the number '10', and the cake had a candle in the shape of '10'.

In particular, Yoon Sang-hyun, who couldn't be here, was CGI made people laugh.

It has been 10 years since it was aired, but netizens reacted enthusiastically to the appearance of the ‘I Hear Your Voice’.

team, which still boasts a strong friendship.

"My life drama," "It's too bad Jung Woong-in isn't here", "Wow, it's already been 10 years","It's good to watch it again", "I should watch it again", "It's the same with Jang hye- sung and Soo-ha," and "It reminds me of old day".

‘I Hear Your Voice’, which aired in 2013, is a story about Jang Hye-sung (Lee Bo-young), a snob lawyer, Park Soo-ha (Lee Jong-seok), a mysterious supernatural boy who reads people's minds, and Cho Gwan-woo (Yoon Sang-hyun), a man of good living, who met and showed interesting events.

At that time, it received a lot of love with the highest viewer rating of 24.1% (based on Nielsen).