In the world of English slang - To tell someone to Go and fly a kite usually means that they are either talking complete rubbish, or trying to con you into something that you know is rubbish, and that you don't believe a word of anything as to what they are saying.
This Guy, obviously didn't understand when someone told him to "Go fly a kite".
http://www.youtube.com/watch_popup?v=nr9KrqN_lIg
The music is awful - But what else could one expect from an Australian female soprano - Andrea Bocelli would have been a better choice.
http://www.youtube.com/watch?v=Nl9WMIPzd6w