That definitely has to be Sha la la la by the Venga Boys. Yes, I know. The song does not suit any kind of friendship. Nor does the video. And no, the friend is not a boy. She’s a girl. I’ve written about her before. I call her my star sister. You’ll find her in other posts of mine. And this is how it started-
We (a group of our friends and us) were discussing all old songs that we knew. The most famous band turned out to be the Venga Boys and their most known song turned out to be this one. And since, when ever we were bored, walking, wanted to ignore someone or just felt sudden bursts of love towards each other then we just burst out singing:
MY HEART GOES SHA LA LA LA LA!