mystery solved about the sign language guy at Mandela's memorial

[goldfly]

https://scontent-a.xx.fbcdn.net/hphotos-prn2/1466293_10101507785907135_551972086_n.jpg

[The Chosen One]

Mute the speakers (at the Memorial), and play some Kendrick Lamar in the background and watch homeboy make the music work. Sync it with the sign language guy.