Originally Posted by AFQSinc
This might also be a good time to use the glue basting method. I've never used it to match patterns but I know that it works wonders on matching seams. I use a washable fabric glue then set with an iron. It should work well with the plaid.
Ditto! Glue basting and pinning would hold it together while you sew it. This also works great to match prints for borders to give you a seamless look.