"I am pleading with you," he told the UCLA crowd. "Any college student in the state of California that doesn't vote in this election is committing malpractice on your own future."
He likens the tea party and its supporters to 19th century politicians. "Some of these positions people haven't held for 110 years," Clinton said in Denver.
In Maryland, he asked, "Why in the world would anybody think about making a change?" Then he added: "We may not be out of the hole yet, but it was a real deep hole. At least we've stopped digging."
At the event for Murray, he said, "Don't be fooled, don't be played and don't stay home."
Nimo Hussein, 32, a registered nurse in the audience, told The Associated Press: "People love Bill Clinton."
[See an Opinion slide show of 5 ways a GOP majority should govern in 2011.]
It wasn't always so. His 1998 impeachment following the Monica Lewinsky scandal left him few Democratic friends for a time. His vice president, Al Gore, ran for president in 2000 by distancing himself from Clinton, a decision some say was fatal.
That seems long ago. Clinton now cannot accommodate all the candidates begging for his help.
"Nobody deconstructs the Republicans' arguments better than Bill Clinton," said Joel Johnson, a Washington lobbyist who was a top Clinton White House aide. "He just tears them apart in a way that is without malice or meanness. He does that with such an infectious sense of joy that it has the effect of really inspiring the base voters."
Democrats from the redwood forests to the Gulf stream waters are counting on Clinton to keep them from drowning on Nov. 2.
"When people see Bill Clinton," said Duke University political scientist David Rohde, "they think of better days."