A person who goes around singing at Christmas is often called a caroler. They typically sing traditional Christmas songs while spreading holiday cheer in their community.
A soloist.
my binweevil because once when it was xmas he was singing merry christmas and everyone crowded me but as a person me i hate christmas
They would be called a soloist.
a Duettt :)
A "solo".
Two people singing together is known as a Duet.
scat singing? if that's what you mean
The person who leads the prayers is called a 'cantor'.
The "cantor" is the person who does most of the singing in synagogue.
A duet. When 2 people start singing together, it's called a duet. When 1 person starts singing and someone else repeats what you sung, it's called a cannon. When 3 people start singing together, it's called a trio. NOW YOU NOW WHAT IT IS USE IT WELL.
a man called bobby doria
solo acapella. solo because of one person, acapella because there is no music.