She used to be on Barney with Demi Lovato and that is where they met at the auditions for Barney and they are now best friends. They were on Barney when they were seven. She was not very famous though until she became Alex Russo on wizards of waverly place.
She guessed starred on the suite life of zack and cody.
She starred on barney then met demi lovato there and they became friends and thats how!
She was on Barney with Demi Lovato. She also had a small role in Spy Kids 3:Game Over. Now she is most famous for Alex on WWP, and singing. She will soon be starring in Ramona and Beezus as Beezus.
Because she gest started on barney