I want to find a movie in which three sisters sing. Mom used to be in the entertainment circle and wouldn't let them go out. The three of them sneaked out to sing, as if

Plot introduction:

Effie, Tina and laurel are three black girls in the Detroit Dream Chorus. They have extraordinary singing talent and passion, enough to infect the audience. However, after they took part in the singing contest with confidence, they didn't get the expected result. Maybe they need other conditions at the starting point of this road to fame. ...

Bole always appears when it is most needed, and the outstanding performance of the girls attracts the attention of the ambitious music agent Curtis. After joining Curtis' company, the three girls started as backup singers at the concert tour of superstar James, and then Curtis gradually established their own style for the three girls, changing their music style from the original blues to more popular pop music. The lead singer has also changed from Effie, who is good at singing, to Tina with outstanding appearance. After a series of unremitting efforts, the three girls finally walked from the bench on the stage to the center of the spotlight.

However, behind the success, there is bound to be bitterness. Effie, who loves Curtis deeply, was deeply hit by the loss of lead singer status and finally could not help but quit the group. Tina, on the other hand, entered the mainstream American music scene and became a generation of idols. Betrayal, deception and hatred have all become thorns on the star path, and the price of fame and fortune makes them rise and fall in the burden of their hearts.