Read the following context and answer the question.
Context: Yesterday I saw Battles again in central park , for free . Amazing . Joel and I had to chug a bottle of whiskey while we were waiting on line because they were checking everyones bags . We were outrageously drunk for the entire duration of the show .
Question: Why did they drink whiskey while in line ?
Answer:


Because they were n't allowed to bring it inside the venue .