From Frank Ocean's "Bad Religion" to Lauryn Hill's "Doo Wop", why is the Qur'an so frequently quoted in hip-hop?

Chris K is back for another timely think-piece on whether we should listen to sad or emotive music when we feel happy.

In the early 2010s, Odd Future shook up rap music and helped redefine the face of mainstream hip hop. We're reflecting on the collective's lasting impact on the culture.

Find out how Frank Ocean went from an introverted songwriter to the most in-demand artist of the century.