If I was going to recreate the plaid, I'd go with sewing. Paint can be difficult to control [Depending on the line thickness], and doesn't have the same look or feel as something sewn on.
Next con: Katsucon
What I'm working on:
(New) Evie - Disney's Descendants
(New) Rei Sakuma (Rockin' Star) - EnStars
(New) Rei Sakuma (UNDEAD) - EnStars
(New) Rin Hoshizora (Fruits Idolized) - Love Live!
(New) Gundam Tanaka - SDR2
(New) Victor Nikiforov - Yuri on Ice!!!