SIMPLY SOUTHERN. YTH-LS-BOOYALL. YOUTH LONG SLEEVE BOO Y ALL T-SHIRT. BLACK. Your boo-tiful little girl will love this Simply Southern Youth Size Long Sleeve Boo Y all T-Shirt for Girls in Black this season. Perfect for class parties or fall festivities with the family there are long sleeves a soft cotton fabric and preppy ghost graphics featured on this tee.