Meet the friend behind TaeYeon's 'I'

The one behind TaeYeon's latest song titled 'I'? It's 100% TaeYeon but let's meet her friend who can do just the same.

Check out her playful and adorable clip below~

Did we hear you say, "This is why I love Kim TaeYeon!"?

♥ Buy TaeYeon's 'I' mini-album here

♥ More about TaeYeon's solo debut here