Personalized CPA Pain Toddler T-Shirt. CPA Certified Pain In the Ass Toddler T-Shirt - Heather. This humorous twist on the phrase Certified Public Accountant is a funny design for birthdays, graduation, holidays and tax season. A toddler-soft cotton tee in look-at-me, big kid colors. 4.5 oz., 100% combed ringspun cotton. White is sewn with 100% cotton thread. Topstitched rib crew neck. Double-needle stitched sleeves and bottom hem. Shoulder-to-shoulder taping.