Originally Posted by Crqltr
Are you going to quilt it together? If so, could you sew the two together, then quilt it so that the line holding the two pieces together looks like part of the quilting?
ITA ....
If you're putting the two together, you need to join them somehow, whether by machine stitching or by tying. The join could be easily worked into the quilting, with stitching on top of it.