The Wiggles are Australia's richest entertainers, having made $45 million last year, beating out the $40 million earned by Nicole Kidman. This will come as no surprise to anyone with a child or nephew or niece. My nephew Ryan has generated a massive volume of income for The Wiggles, along with having taught me the words to several Wiggles tunes.

Toot toot, chugga chugga, big red car...