The Nolans
Its a Quartet
A group of four people singing is called a quartet.
The noun for a four person singing group or musicians is a quartet.
It's called a Quartet. :D
A quartet is a singing group of four.
The Four Pound Signs
The Jazmin Sisters are a musical group from Los Angeles, California. The four members are Nadia, Felicia, Celia and Daria. They are a Chinese-American group of biological sisters.
Quartet.
They are a real singing group with four members.
The Asterino Sisters are four girls from the Columbus OH area. They are named after cities in Australia, Europe and America: Sydney is 16; Perth is 14; London is 11; and Brooklyn is 6. Their parents are Toni Asterino-Starcher and Jim Starcher. The sisters have a singing group, and they also have their own YouTube channel.
a quintet is a group of four people, often used for musicians