If you grew up with Enid Blyton's books, you'd be entirely familiar with the Famous Five series. As a child, the Famous Five series was a part of my staple diet. Written way before I was born, the series was eventually filmed. Here's the theme song:

Here's a version from the 1990s:

It's so nice to see things you haven't been in touch with in a long while. It brings a moment of epiphany, and you suddenly remember who you are.