Read the following context and choose the best option to answer the question.
Context: The videos were amazing and the lighting was perfect . Every single song they played they played 110 % , all of them are superb musicians , they pull off some crazy stuff , musically speaking , a lot of weird changes and strange tempos , the crowd was digging it . The one thing that surprised me was from end to end of the venue , it was a sweaty mess of a dance party ; for sure , everyone was going nuts .
Question: What might I been doing that I am writing about it ?
Options: 
- I was at a popular concert and had a really good time .
 - I was listening to my stereo and heard a lot crazy stuff .
 - None of the above choices .
 - I was watching videos and they were amazing to watch .


I was at a popular concert and had a really good time .