wat started sasusaku is when on the first episode(or second) naruto tied sasuke and transformed into sasuke and in that form he tried to kiss sakura but backfired because he needed to go to the bathroom....
i know a song or at least the chorus. its the song "everything you want"
[i]hes everthing you want hes everything you need hes everything inside you that you wish you could be he says all the right things at exactly the right time though he means nothing to you and you dont know why..... the artist is "vertical horizon"