Face the music is a sentence because it has a subject and a verb. The subject is you understood because they are talking to you but you aren't said in the sentence. the verb is face.
The captain said about face!
i wrought your face
His face was aglow with delight.
face the music
he closed the door on his face
The expectant look on the child's face was priceless.
sentence: A staccato is a very chort note in music.
The hare peered out of the brush, only to be seen and to dart back in, terrified.
You can bewilder someone if you make a weird face.
after a robbery the chief face wase crease
community colleges face disproportionate cuts in State budgets
I stared into his eyes gloomily. He grimaced then struck me in the face.