The document lists various music artists separated into four categories. The first category includes hip hop artists like Biggie Smalls, Drake, Rick Ross, Tupac, Run DMC and Nas. The second includes rock bands such as Black Sabbath, AC/DC, Bon Jovi, and Guns n Roses. The third features pop singers Katy Perry, Justin Bieber, Olly Murs and Miley Cyrus. The fourth contains British indie/alternative bands like Kasabian, The Kooks, Stone Roses, Arctic Monkeys and The 1975.