She is singing her part to him, and to a thousand other people.
She did not feel able to sing the part for a year afterwards.
It is more important to have singers who can sing the part.
However, they did not sing main parts of the song, only the background.
I got bored and decided to sing parts of a few songs.
The winning team sings the first part (1) while they advance in line.
She recommended a bass, who agreed to sing the part, only to back out.
These are gradually corrected, sometimes by having each section sing its part alone.
She returned to sing the part in her own right in 2008.
Couldn't I simply take her place and sing the part?