-"5" Doo from Colorado.
-"Five years old ♥ I love Hayley, she's so cute :)" April from Texas.
-"Oh, it's so easy! 5! :)" Melanie from London.
-"Obviously we know that :), she's 5! ♥" Pía from Buenos Aires, Argentina.
-"She's five years old :)" Flor from Santiago, Chile.
-"Cinque anni :)" Gio from Rome, Italy.
-"She's 5 and so cute" Lev from Texas.
-"Tiene 5 años ;) spanish yeah!" Vicki from Buenos Aires, Argentina.
-"FFFFive ;)" Lucía from Spain.

Out-standing comment:
-"She is 5 years old! :) every fan knows that! ... She turned 5 just 12 days ago on July 9th ;) She was born in my state! :D ... Btw she's so cute and I love her, also I love Joey, Justin, Demi and Joe and all their friends (Mia, Kevin and Ivana and the others :)" Mandy from Arizona.

Joey's opinion:
Hey! Thank's for answering guys :) I loved each answer.
And Mandy, yeah, you're right, every fan knows that, for that reason when I writed that question inmediatly I said it to Mia lol :P. Thank's for all you said then :)
And Hayley appreciated it too :) . Joey.