Based on the context and the answer, generate a question. 

Context: I think I blacked out for the rest ... I remember stopping somewhere and throwing up some more by a tree stump , then throwing up into Josh 's Trader Joe 's bag on the car ride home . Then I was kindly reminded of throwing up in the sink at my place .

Answer:

The narrator made themselves sick drinking too much alcohol .



Why was the narrator throwing up so much ?