The first 5 people to comment on this post will get one and that is it. All you have to do is leave a valid email address in the email box when leaving a comment.
What is Pownce? check out what I had to say about it here.
Update: I was given 6 more invites from Pownce which gives me a total of 10 invites left after giving away the first invite to MrBlogger.