Jade Thirlwall of Little Mix at the iHeartRadio Music Festival Las Vegas 2017 – Day 1 at T-Mobile Arena, 3780 Arena Drive in Paradise, NV on September 22, 2017.

Jesy Nelson of Little Mix at the iHeartRadio Music Festival Las Vegas 2017 – Day 1 at T-Mobile Arena, 3780 Arena Drive in Paradise, NV on September 22, 2017.

Leigh-Anne Pinnock of Little Mix at the iHeartRadio Music Festival Las Vegas 2017 – Day 1 at T-Mobile Arena, 3780 Arena Drive in Paradise, NV on September 22, 2017.

Perrie Edwards of Little Mix at the iHeartRadio Music Festival Las Vegas 2017 – Day 1 at T-Mobile Arena, 3780 Arena Drive in Paradise, NV on September 22, 2017.

Normani Kordei Hamilton of Fifth Harmony at the TIDAL X: Brooklyn benefit concert in New York, NY on Tuesday October 17, 2017.

Lauren Jauregui of Fifth Harmony at the TIDAL X: Brooklyn benefit concert in New York, NY on Tuesday October 17, 2017.

Dinah Jane Hansen of Fifth Harmony at the TIDAL X: Brooklyn benefit concert in New York, NY on Tuesday October 17, 2017.

Camila Cabello wears an eye-catching cat eye makeup as she poses with fans after her appearance on The Tonight Show Starring Jimmy Fallon in New York City, New York on Monday September 25, 2017.

Ally Brooke of Fifth Harmony at the TIDAL X: Brooklyn benefit concert in New York, NY on Tuesday October 17, 2017.

Hailey Baldwin backstage at the Adidas x JD Sports Streets of EQT show at the Old Truman Brewery during London Fashion Week in London, United Kingdom on Friday September 15, 2017.