Who Know Why - Bumpy Knuckles Share: Download MP3 More song by Bumpy Knuckles View all Rolling 110 Deep Bumpy Knuckles 01:43 Better Execution (feat. Bumpy Knuckles) Bumpy Knuckles 01:43 Ashes to Ashes Bumpy Knuckles 01:43 Ghetto Berd Bumpy Knuckles 01:43 The Wake Up (feat. Bumpy Knuckles) Bumpy Knuckles 01:43 The Phunkin Trybe Interlues Long Play Bumpy Knuckles 01:43 The Count Bumpy Knuckles 01:43 No Love for You Bumpy Knuckles 01:43 The Melanin Music / Been a Good Minute Bumpy Knuckles 01:43 Similar Artists Freddie Foxxx Big Shug Diamond D KRS-One Blaq Poet Sean Price Large Professor Showbiz O.C. Marco Polo