Alexander Lee, other K-Pop stars mourn death of SHINee's Jonghyun

The Korean entertainment scene is still in shock after news of Jonghyun's death came out Monday, December 18.

The 27-year-old SHINee member reportedly died in an apparent suicide through carbon monoxide poisoning in his rented studio apartment in Cheongdam-dong, Seoul.

SM Entertainment, the label company where Jonghyun was under contract, confirmed the sad news in an official statement.

ALEXANDER LEE & U-KISS. My Korean Jagiya star and former U-KISS member Alexander Lee is among the K-Pop celebrities who are mourning the untimely death of Jonghyun.

Xander and Jonghyun promoted around the same time when the former was still a member of U-KISS.

Xander wrote on Twitter, "My heart is so heavy.. I personally don’t know him but being the same 2008’s, my heart is truly broken.. I remember him as a talented guy who was strong n aggressive on TV shows... the main voice of Shinee.. I don’t understand... May God bless his family n fans with peace.. #RIP"

He continued, "I honestly ain’t taking this news too well.. Affecting me a lot.. I think it’s about time we realize n learn something... Pay attention to the one’s around u... and damn u showbiz... Sigh, I think I need to pray..."

U-KISS members Kiseop and Soo Hyun were also in shock after hearing about the news.

Kiseop wrote on Twitter, "My heart hurts so much… Please tell me it’s not true…please”

Soo Hyun tweeted, "I really don’t want to believe it…ah"

2PM & 2AM. 2PM's Nichkhun, Jun.K, and Junho also expressed their grief over the sudden demise of their colleague.

SHINee and 2PM both debuted in 2008.

Nichkhun wrote on Twitter, "Rest in peace."

He also uploaded a black photo on his Instagram in memory of Jonghyun.

Jun.K wrote, "My heart hurts so much. Inside that bright image we saw there must have been so much conflict and pain… I hope he rests peacefully..”

Junho, on the other hand, is in denial over the sad news.

He tweeted, "I can't believe it. I don't want to believe it.."

2AM's Jo Kwon also expressed his sorrow for the loss of such a great talent.

He wrote on Twitter, "My heart hurts so much…so so much. He received so much love but his void nor his loneliness was filled. It must have been so lonely, you worked hard, and I’m sorry.”

Jo Kwon also uploaded a photo of him with Jonghyun when they were both starting their careers in the K-Pop industry.

He also changed his Instagram's display picture with a photo of the words "Keep Going."

TAO & LUHAN. Former EXO members and Jonghyun's former labelmates Tao and Luhan also could not believe it.

Tao tweeted, "I can't believe it... The first time I went to Korea, the weather was very cold then.

"The first time I went to a broadcast station, I heard the song 'Hot Times' for the first time.

"It left such a beautiful memory. Because of that stage, that song, I wanted to so quickly go onto the stage myself and wanted to start practicing.

"Thank you for being my strength. Hyung, you were the first sunbaenim I've met in Korea.

"Right now my feelings are just... impossible to describe."

Luhan said, "Can't believe it. Rest in peace, the best main vocalist."

JAE & KAHI. Day6's Jae posted this message on Twitter, "As one of my first Korean influences, my heart aches for this tragedy. From the bottom of my heart, may he rest in peace."

Former After School leader Park Ji-young, popularly known as Kahi, uploaded her message of sympathy in an Instagram post.

She wrote, "Sigh…..I received the news late….as a colleague…I just pray that he rests in peace……………..my heart is heavy."