A phrase you can use to dismiss someone or something. It's like saying "oh well," "talk to the hand," or "who cares!"
SPEAKER:
You know I was at the store the other day and I saw so in so and she was caring on and on about this, that and the other, and I just wanted to say why don't you just...
And it goes la de da de da de da de day oh
La de da de where did all the good times go?
La de da de la da dee dum dom La da de day
When will you come back home?