Last year I threw my darling little sister the most legit Warrior Cat Birthday Party in all the land. This year I hoped to throw her another fun, unique, and challenging soiree. I presented her with the idea for a Palindrome Party in honor of her 11th birthday--a palindrome in and of itself. I even want so far as to design a palindrome-heavy invitation in a sophisticated but fun color scheme. But no. She wanted a luau. An eleventh birthday luau. An el-uau, if you will. I was not happy with…