1) Misinterpretation of 411.
2) Phone repair line. Completely useless number to call because if your phone is broken you shouldn't be able to call any number and if you could you'd have no reason to call.
George: So what's the 611 on that?
Brenda: That's phone repair, d'you mean 411?
Originating from Kung Fu Panda, skadoosh is a phrase with similar meaning to the Terminator's "hasta la vista". Spoken right before the Wuxi Finger Hold is fully executed, thus, before a moment of much ass kicking.