Also, if you mix records with someone else, they can see you in your secret base, and if they've beaten the Elite4, they can battle your team in their game! (Note- the game will just use their pokemon with all the moves, and stats, etc, and if you have any Shiny pokemon, they'll appear as regular ones, not shinies. Also, your nicknames don't show.)
Anaconda, you mean with those notes, you mean make an appeggio? (can't remember the spelling of the word) try
A C E A(high) E C A, assuming there is a high pitched A. If I remember correctly, that will be the A minor key, rather than the C major key. Minor keys tend to sound different, and are best used for sad pieces of music.
It's been about 4 years since I've done any music, as I don't have a flute any more.