People marched to freedom songs ... plus meet the Arizona pups Who has played in past Super Bowls? Kendrick Lamar joins list of these performers 3. James Brown, 'Say It Loud – I'm Black and ...

And people are still adding new songs to that folk tradition, from Lauryn Hill's "Black Rage," to Kendrick Lamar's "Alright," a hip-hop song that emerged as a popular choice for people marching ...