What does Laura Bush have in common with Hitler's dog?

Ask Bill Maher.

HBO "Real Time" host Bill Maher compared first lady Laura Bush to "Hitler's dog" during his Friday night cablecast, after flashing a parody photo of Mrs. Bush with a black eye, as if she'd been a victim of domestic abuse.

After the photo display, Maher was challenged by guest panelist Christopher Hitchens, who told him: "It must be to [George Bush's] credit he got Laura Bush to marry him. She's an absolutely extraordinary woman."

To that, Maher replied: "Oh, come on. That's like Hitler's dog loved him. That is the silliest reason ..."

Watch the video HERE.