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

Context: I then came across a random building in a park I decided to explore , not knowing what it was I went in and asked . It was a concert hall and a very famous pianist was going to play . I decided to pay to go in . it was huge inside and very beautiful .

Answer:

I decided to spend the money to gain entry into the building .



What may have happened after learning about the famous pianist ?