"What The Fanta" is a new line of Fanta drinks that come in different flavors. The name "What The Fanta" is meant to be a play on words, as it sounds similar to the phrase "What the f***". The exact flavors of the drinks are meant to be a mystery, and consumers are encouraged to guess the flavor based on the color and taste of the drink. The drinks come in different colors, such as pink and green, and are marketed as having zero sugar. Therefore, the answer to the question "what the Fanta jaki smak" is that the exact flavor of "What The Fanta" drinks is meant to be a mystery, and consumers are encouraged to guess the flavor based on the color and taste of the drink.