An incompetent redneck will only drink beverages such as Budweiser, Cherry Coke, and mainly Mountain Dew. These rednecks tend to be blatantly drunk at any given time, but simultaneously energized by caffeine from energy drinks and of course, Mountain Dew.
Redneck: Whew, go Jeff Gordon!
Civilian: Damn they're annoying Redneck: Cletus go grab me another six pack of Dew
Civilian 2: Yea, Mountain Dew-shBags too.
A idiot, douchebag, often named Drew, or Andrew. Often saved for extreme circumstances. Can still be used if the person is not named Drew or Andrew, but is less effective then.
Drew: FUCK YOU GUYS YOU TALKED ABOUT ME ASSHOLESFUCKFUCKFUCK Duncan: Calm down you Drewshbag, no we didn't.
-Later-
Dustin: Drew is a Drewshbag
Duncan: Yup.