TEEN TOP's Niel�takes�fans behind-the-scenes for the filming of his 'oNIELy'�album jacket.�

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Niel made a successful solo debut with his first solo album, and he's now showing you how he prepared to take those great images within the album booklet. �As previously mentioned,�"Lovekiller" is by producer�Black Eyed Victory�(Black Eyed Pilseung), who TEEN TOP previously worked with for "Missing" and "I'm Sorry". The song also features rapper�Dok2, who wrote the rap part himself.

Check out the clip above!