(What's So Funny 'Bout) Peace Love And Understanding

My Lost Treasure: Elvis Costello
The theme on My Lost Treasure is the Five Ws. Who, What, Where, When, and Why. Today's lost treasure has the "what" in parentheses, but that has never stopped us before.
Our song for today was actually written by Nick Lowe, but it was Elvis Costello that made it famous, so that…