Kylie Jenner admits she 'grew up too fast' in new instagram post

Kylie Jenner took to instagram to share a photo where she admitted that she grew up too fast.
The 17 year old KUWTK star shared a screenshot from an old episode of their show, where she appears to be a few years younger.

'I promise I won't grow up too fast,' Kylie is telling her parents in the clip.