On an aside here, misheard lyrics is a great way of deveolping a childs vocabulary and understanding.
As a major wind up merchant I do it all the time to TLD, we'll be driving along in the car and she'll be singing a song (might be a nursery rhyme, might be Amy Winehouse, might be ABBA, but NEVER EVER Leona Lewis), she'll sing a line of a song and I'll repeat it back changing the words slightly so it doesn't make sense. A discussion then ensues as to why she is right and I am wrong...
repeat ad naseum (and it can fill a long car journey!!!)