The best frappuchino you can get at Starbucks, but you can only get it at the Starbucks outside the park exit of Knott's Berry Farm.
"Man, the best part of the boysenberry festival was getting that boysenberry frappuchino at the end on my way out of Knott's Berry Farm!"
by MyCrushDoesn'tKnowBut... October 6, 2020
Get the Boysenberry Frappuchinomug.