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 am working on:
(New)Utena Tenjou - Revolutionary Girl Utena
(New)Mokoto Tachibana (Ver. Future Fish) - Free!
(New)Marika Kato (Ver. Space Pirate Captain) - Bodacious Space Pirates
(Fixing)Wicked Lady - Sailor Moon
Ben Paul - The Walking Dead Game