Hard to believe that it has already been seven years since U-KISS stepped into the K-Pop scene, right?

SEE ALSO: U-KISS reveal comeback schedule for long-awaited comeback

The boy band debuted back in 2008 with the song "Not Young," and ever since, they have stolen our hearts by continuously releasing catchy, memorable jams. Though the lineup may be a bit different, they will always remain the same U-KISS in Kiss Me's hearts!

Let's congratulate the boys on their seventh anniversary and wish them prosperity in the years to come! 

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HooN91y

Thank you Kiss me??

ukisskorea

A photo posted by Kevin Woo (@kevin_woo1125) on Aug 27, 2015 at 9:01am PDT