Kylie Jenner`s birthday tribute for Jaden Smith

Updated: Jul 09, 2013, 14:28 PM IST

London: Reality TV star Kylie Jenner posted a touching tribute to Jade Smith on her Instagram to celebrate his 15th birthday.

The `Keeping Up With The Kardashians` star posted a picture and added a touching note to her "best friend", reigniting speculation they may be dating, reported Contactmusic.

"Although we can`t remember exactly when we met, I couldn`t be more grateful that we did. You understand me like not many do and you always know the right time to make me laugh. And no, you haven`t failed once to catch me when I attempt to walk or open the door on my every entrance. Happy birthday to my best friend," Kylie wrote.

Kylie`s mother Kris also posted a picture of herself hugging Jaden - whose parents are Will Smith and Jada Pinkett Smith.

Kylie previously opened up about her friendship with Jaden, claiming they get on so well because he understands what it`s like to grow up in the limelight.