Personalized Kiss My Class Goodbye 2023 Youth Long Sleeve T-Shirt. Kiss My Class Goodbye 2023. Congrats, grad! Tell your school it can kiss your class goodbye. Funny gift for the graduate of the class of 2023. youth long sleeve t-shirt. Shoulder-to-shoulder taping. Youth: S(6/8), M(10/12), L(14/16), XL(18/20)