Re: Never again...
Nak Lemon, and Cinnamon (any brand). Those two flavors have given me the worst hookah headaches I have ever had. Oh! and anything Fantasia. I bought two flavors, pink lemonade and orange cream and they are more disgusting than starbuzz. Bleck.
GLaDOS: "You euthanised your faithful companion cube more quickly than any test subject on record. Congratulations!"