Personalized Insanity-Why WICKED Toddler Long Sleeve T-Shirt. WICKED Insanity - Crazy Demon Skeleton in straight jacket Shirt - Why I Can Keep Emotionally Detached. Design by Michael Spano of Wicked Skulls. A classic for Fall, Winter and Spring, these long sleeve toddler t-shirts are sure to be a staple in your child's wardrobe. Whether layered or alone, this t-shirt is soft yet durable enough to stand up to your toddler's playtime demands.