Jessie Reyez Murders Eminem in Violent New “Good Guy” Video

When Rachel Zegler, a 17-year-old high school student from New Jersey, posted a tweet of her singing a pitch perfect cover of Lady Gaga and Bradley Cooper's "Shallow" back in December, she went viral. To date, the 30-second clip has over 83,000 retweets and 335,000 likes. Now, just a month later, the teen has been chosen to star opposite Ansel Elgort as…