'Superstar K5's�Park Si Hwan�lost 10 kg (~22 lbs.) for his upcoming debut and showed off his weight loss in a new teaser image!

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Park Si Hwan shared on his official Facebook on the 2nd, "Teaser image for my 1st mini album unveiled. The promised gift has been unveiled! Please give a lot of love for my 1st mini album to be released soon^^", along with the image you see above.

The photo shoot rep revealed that it was Park Si Hwan's idea to go shirtless to not only showcase his new image but also to signify a new start and the shedding of the past.�"Park Si Hwan wanted to shed his 'past-self' who had to delay his dream to become a singer due to family circumstances and express his will for his future."

Stay tuned for Park Si Hwan's debut!