This company is AWESOME, and the best price I've seen yet! It's Memory Booth of Harrisburg, and they are willing to travel.
Here is their website: http://www.memoryboothofharrisburg.com/
Here is their Facebook page: https://www.facebook.com/#!/pages/Memory-Booth-of-Harrisburg-PA/146816438766296?sk=wall
Hope this helps out some brides looking for the missing piece of their wedding. We had a photobooth and it was the BIGGEST hit of our wedding, hands down!!