Mick Mulvaney: “I would be happy to take a look at it.”

I think we are all familiar with the term. Honestly I think you are seeing some of it now.

not aware of a general standing order.

I think the President probably should be coming to McCarthy's aid simply because the President is already associated with McCarthy, regardless what the President does in the next 24 or 48 hours.

No, never. Nor should they. That's an issue that was already litigated during the election. Voters knew the President could have given his tax returns, they knew that he didn't and they elected him anyway.