How old do I have to be to go to this concert?

im 13 and my dad is going to buy me adele concert tickets. do I have to be a certain age to go to it ? its at the cosmopolitan here in las vegas plzzz help(: thanxxx oh and if I have to be 18 can my dad take me and they will let me in ?

i think you can go but with parents.

Sorry, but you have to be 18 to go. I don't think that they will let you in since you're under 18.