What you do is simply go to each person's profile and you'll see the sidebar with the username on the top and they'll simply say block user.
I how do block myspace
besafehome.com
yes
Go to...
temporarily un-block your firewall then once your done with myspace just turn it back on!
check your firewall or your antivirus
Type in myspace unblockers in google. You'll probably have to go to the very last page.
myspace
go to their page, in the contact box will be a link to block them. just click it and follow the directions
to block friends you go to their profile and click "block" under their picture. you can only block comments if the friend is blocked, but you can hide comments
you go to the view friends link on your homepage and at the top select top friends. or it shows on your myspace if you dont have it hidden and on your regular homepage
You go to the top right corner of the Myspace page and click 'logout'.