A quartet is a singing group of four.
Harry styles he sing in a famous group called one direction with is 4 other group members Zayn, Niall, Louis, and Liam.....
A trio.
it's a group called THE REJECTZ
A capella
it was a duet group called ylvis
When a group of people sing together, it is typically called "choral singing" or simply "singing in a choir." This practice involves multiple voices harmonizing and is often performed in various settings, including concerts, religious services, and community events. Additionally, informal group singing can be referred to as "group singing" or "sing-alongs."
The group called Genesis.
All 4 of them
the group was called Camila...their song was called Entre Tus Alas ft. Colbie Caillat
A Group called the TYMES.
Mount Rushmore! :)
Mah Sing Group was created in 1965.