Blonde is listening to the music

Blonde in a crowded bus is listening to the music. She wanted to fart and she thinks, when there will be drums party in music she will fart and no one can hear. And then goes drums and she farted very loudly. Then she noticed that everybody is looking at her and she remembers that she was in the headphones.
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Q: What's wrong with your face?
A: Yesterday I went to the gym to improve my shapes
Q: I am asking about your face
A: So in the gym one bodybuilder dropped a dumbbell to his feet
Q: And your face?
A: And my face decided to laugh at him...