How can we now edit an artist's page?

How can we now edit an artist's page,because I don't find an button to do this?

Miley_Lovato     Julio 22nd, 2012

ok then I will

evfokas     Julio 22nd, 2012

Then if you want some changes post them there

Miley_Lovato     Julio 21st, 2012

No,someone else has created his page

evfokas     Julio 21st, 2012

Is this an artist you created yourself?