Freestyle rapper Harry Mack has been entertaining random strangers online with freestyle raps. To celebrate his rising success on YouTube, he... Harry Mack Is Freestyle Rapping For 10 Hours Straight ...

For many rappers it’s been a way to earn instant street cred as they come up with rhymes delivered on the spot, often in complex word battles with other lyricists. Now a new documentary filled with a ...

Freestyle rapper Harry Mack has received many kinds of reactions from audiences to his improvisation skills, but they all have one thing in common: utter disbelief. It's not far off from what he ...