['1 of 20. Beyoncé Larry Busacca/Getty Images for Coachella. ... ', '2 of 20. Taylor Swift. Efren Landaos/SOPA Images/LightRocket via Getty Images. ... ', '3 of 20. Cardi B. Arik McArthur/WireImage. ... ', '4 of 20. BTS. Kevin Mazur/Getty Images for SiriusXM. ... ', '5 of 20. Rihanna. ... ', '6 of 20. Justin Bieber. ... ', '7 of 20. Katy Perry. ... ', '8 of 20. Bruno Mars.']