When you think of Hailee Steinfeld, her pop songs, iconic acting career (Pitch Perfect stans, rise), and enviable relationship with Josh Allen all likely come to mind. But when I, Cosmo’s assistant ...

Hailee Steinfeld is the latest face of Nexxus, and Cosmo chatted with the star about her favorite beauty looks and how she does her own bouncy blowout.

Celebrity hairstylist Mel Dominguez tells ET how to create effortless festival season looks that will last all day and night.

But Kate Hudson? She has eras. From embodying the ultimate boho dream girl Penny Lane to giving me—and my fellow ...