Congress is clearly on notice that I think it's a bad idea. This is going to be a big contrast in the campaign because you've got Governor [Mitt] Romney saying we should actually have a constitutional amendment installing the notion that you can't have same-sex marriages.In a lighter moment, co-host Joy Behar asked Obama whether he knew about "the controversial sex book" Fifty Shades of Grey, which is topping best-seller lists across the country. The president admitted he did not know, but promised, "I'll ask Michelle when I get home." [towleroad]