Gahook!

Commonly used by the famous twitch streamer and YouTuber CaseOh, Gahook is usually an exclamation of pleasure or general excitement used at the end of a sentence. This exclamation is especially appropriate and used in the context of good food and drinks and is used as an exclamation of agreement to get or buy said food or drinks.
Person 1: "Hey person 2, I heard that a new restaurant opened down on street name. I was wondering if you'd want to come along and try it out, I heard they have the best Ice Tea in town!"
Person 2: "REALLY!?!?!? Ice Tea is my favorite!! LET'S GO RIGHT NOW, GAHOOK!!!"
Get the Gahook! mug.