Why would Tony Burke be a double dipper?

Question

He was married to someone else while he was rooting his trollop.

Answer 1

I forgot who he really is. He's Labor right?

Answer 2

Ole Bob Hawke did the same and no one batted an eyelid

Answer 3

Tony Bourke is an idiot, he had a very nice wife and 2 beautiful daughters, and I once thought he would be PM material.