Where Can I Get Printable Backstage Passes!

Jonas brothers are in concert most of the year. You have not mentioned which concert you would be going to. A tip of advise for you, it is said that they meet with those people who are very early to the concert so be early if you can.  Here is a link from where you might be able to buy them online.
www.tvdance.com/information/tickets/concert/jonas-brothers/

I'm pretty sure there's no such thing as printable backstage passes. If there was, I'm sure you'd know about it.