Personalized Sock Monkey 1st St. Pats Men's Tank Top. Men's Tank Top - White with an adorable smiling green sock monkey in stripes and polka dots holding a shamrock. He says I'M SO CUTE IT MUST BE MY 1ST ST. PATRICK'S DAY. Graphics by JW Illustrations. Pre-shrunk 100% cotton 6.1 ounce Quarter turned Adult: S, M, L, XL, 2XL