The Knuckleball Suite was created in 2006.

Yes it is possible to be a sidewinder and throw a knuckleball. I have seen many people who can do it and I occasionally throw my knuckleball with a sidearm motion.

Phil Niekro knuckleball. He pitched for the Atlanta Braves. The knuckleball was his best pitch.

The cast of Knuckleball - 2007 includes: Brett Leake as Lead

it is not certain exactly who threw the first knuckleball but Lew "Hicks" Moren is credited with its creation