That feeling when you love someone, because you realise that they're one of the rare people who make you smile no matter how you're feeling..
(..like that time i was being harassed by a little bundle of annoyingness, and i looked up and saw you smiling at me.. that made my day)
Rihanna - You Da One
(hahaaa that's the second set i used for that song and i don't even like Rihanna.. ranndomm much? :P)