Sister "Favorite. Sister. Usually" Humorous Sissy T-ShirtMachine wash cold with like colors, dry low heat Whether she's called little or big sister or sissy, this shirt is a wonderful way to say thank you for being the best sister most of the time. Let her know that you appreciate her even when there are times that you don't. Perfect gift or present for Sibling's Day, her birthday, a gag gift, any special event or any holiday. At the end of the day, we love our sisters, and this is a great gift from