Yep. You just can't enter an image that was in your gallery before the challenge began. You need to create the image for the challenge, that's all. I don't think anyone checks up on this, it's really on the Honor System. The whole challenge is just for fun, anyway.

This is not my "second childhood". I'm not finished with the first one yet.

Time flies like an arrow; fruit flies like a banana.

"I'd like to die peacefully in my sleep like my grandfather....not screaming in terror like the passengers on his bus." - Jack Handy