Check out the adorable pre-debut photo of f(x)'s Krystal and Sulli

How adorable were f(x)'s Krystal and Sulli during their trainee days?

Here you go, check out their cute and pretty pre-debut photos below~

Read more: http://www.wonderfulgeneration.net/2013/06/check-out-adorable-pre-debut-photo-of.html#ixzz2ki4QMZeA 
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