Hi my name is Sierra. Iam 13 years old!! My birthday is on July 27. I LOVEEEEEE Austin Mahone, One Direction and Justin Bieber<3333 I also love Kian Lawley and Sam Pottorff but you may not know who they are so here ya go Kian is 17 years old, his birthday is on Auguest 22, He has brown hair and brown eyes, hes HOTT (aha) Okayy well now on to Sam! Hes 16 his birthday is on October 19, he has brown hair and brown eyes and Kian and Sam have a youtube channel together!!! Their name is kiansam13 and they do vlogs everyday!!! Soo yeah(: If you have any questions feel free to ask!