to experience the results of something bad you have done
I went home to face the music.
After missing the deadline, he had to face the music and explain the delay to his disappointed team.
The politician had to face the music and address the public's concerns about the controversial policy.
Realizing the mistake, she decided to face the music and apologize for any inconvenience caused.
When caught in a lie, it's better to admit the truth and face the music rather than perpetuate the deception.