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: Anime Mid-Atlantic or Nekocon.
What I am working on:
Ibuki Mioda - Super Dangan Ronpa 2
What I want to work on:
Mami Tomoe (Magical girl), Candeloro (Madoka Magica), Ben Paul (The Walking Dead game), Sytry (Devils and Realist), Kojiharu (AKB0048)