I going to guss because I not sure so my guss is 9years old
Cooper's sister.
There really are no limits because i think her little sister is in there! :P
Noah Cyrus is 9 years old as of January 8, 2008
Oliver doesn't have a sister on Hannah Montana.
Hannah does not but her sister Noah does
yes its Hannah Montana's sister
yes
Horse riding with her 8 year old sister and singing as Hannah Montana
Hannah Campbell is the best sister in the whole wide world!! She is a: soccer player, sister,babysitter(world class), and did I mention a very fantbulous sister!! Hannah Campbell is the best sister in the whole wide world!! She is a: soccer player, sister,babysitter(world class), and did I mention a very fantbulous sister!!
Hannah's sister
Of course there is such thing as Hannah Burton she is my little sister