Personalized Yung No Mo 40th Birthday Youth Long Sleeve T-Shirt. Funny 40th birthday Youth Long Sleeve T-Shirt - White with a funny Chinese proverb that says ANCIENT CHINESE PROVERB SAY 40 YUNG NO MO BUT FIRE FROM DRAGON STILL HOT. Asian style text and fire breathing dragon. Great 40th birthday gag gift. youth long sleeve t-shirt. Shoulder-to-shoulder taping. Youth: S(6/8), M(10/12), L(14/16), XL(18/20)