Spousewatch: Angry Bill to Rescue Hil

She's in big trouble and he knows it," a top Democratic operative and Hillary Clinton booster told the Daily News.

Sources familiar with the ex-President's thinking say he doesn't believe his wife's situation is desperate. But he's unhappy with her operation - once hailed as a juggernaut - and concerned she could lose the Democratic nomination without major alterations in strategy and staffing.

Bill Clinton is mulling "a lot of different ideas and a lot of different scenarios to fix this," an official who regularly speaks with him said. "He will come up with literally dozens of ideas. The trick will be to figure out the most important one or two to get her out of this downtrend."

Another Democrat with close connections to the Clinton campaign describes Bill Clinton as "very engaged and very agitated. He's yelling at [chief strategist] Mark Penn a lot."