If someone tells you to "Get your head out of your ass," it means that you have to start paying more attention to what's going on around you. It could also mean that you have to stop being so consumed with yourself, and your own well being, stop being so conceited.
John: I am so good at painting, I must be like Michelangelo!
Cigarette: Northern slang for a cigarette, used oft by mashed up mancunian ravers becasue of the resemblance of a hot(electric)stove to the end of a lit cigarette. Originated circa 1991 in the early halcyon days of the rave culture; we speculate during a drug fuelled hallucination by said manc.
'fuck me noel, i am bolloxed, is that a ciggy in your mouth, or the stove from me 'nans kitchen'/
General use: 'Give us a stove you cunt'