#1 Stunna

I Got That Work Big Tymers
saying that hoes have diamond jewelry on their feet cuase they sexy walk and they spark just like when you move a diamond around the light it's sparkly
his hooker has diamond toe rings and they sparkle when she walks
decyphring fo f...
The rap artist implies that he is so wealthy that even his whores have diamonds on the bottoms of their shoes. The scientific process by which sparks are created doesn't get further elaboration in these lyrics.
It's "Buddens" and not "buttons". Bentley describes the car. Buddens refers to Joe Buddens; rapper from Jersey City New Jersey who is a talented emcee, but maintains a low profile in the hip-hop world..like low profile tires on the aforementioned Bently
I put 20 inch wheels onto cars which improves my overall appearence.
arm out the window while he drives, wrist covered with diamond bracelets or watches, just showing off his money and his swagger
he is asking a car dealer or his assistant/bodyguard to give him the keys to his Lexus SC430 "bubble car" (named such because of the very round bubble-like shape of the top/roof)
"You know I keep a gun of sorts" Refering to the sound of gunshots
James Bond, Jackie Chan, and MacGyver all do stunts in their movies or television shows and are therefore are showing off or "stuntin', stunnin', being a stunner" just like how I show off my wealth, cars, jewelry, clothes, etc.