HIGH4's debut song with IU "Not Spring, Love, or Cherry Blossoms" has achieved an all-kill!

Their song ranked at the top on the real-time charts for MelOn, Mnet, Bugs, Olleh, and all of the other big music sites. �

The boys took to SNS at this news to reveal their thoughts, uploading a picture of a letter that was personally written by all the members. �Leader Sunggoo, a close friend of IU, wrote, "I was really out of it the whole day yesterday. �Our company even threw us a surprise party so I was doubly touched! �I will work hard. �Ji Eun (IU), thank you so much and let's definitely see each other at the top."

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Myunghan wrote, "I can't believe we made an all-kill as soon as we came out. �If there is anything our fans want, leave a comment." �Alex wrote, "We got first place thanks to our fans," while Youngjun wrote, "One word, one word from our fans gives a me a lot of strength."

Congratulations to the boys on this achievement!

[Thanks to everyone who sent in tips!]