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 ...

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

Jojo Siwa is no stranger to a beauty transformation; over the past few years, we've seen the dancer-turned-pop star chop her hair off into a pixie cut and even dye her trademark blonde locks brunette.

Elon Musk has been in the news a lot lately. Whether it is for his Mars missions, his BFF goals with President Trump, or his frequent trips to the White House.