Channel 9 Live at PDC09: TWoC9 Day 3

Regrading the stage, did anyone not notice the nine guys on the backdrop are reversed?
Or was the backdrop pieced together from the backside, they screwed in the last screw. Then went around the front, stood back to admire their hard work, and they looked at each other and went Doh!
If you were walking past the wall on the other side they were on the proper side