From Clint Eastwood's empty chair to Ted Kennedy's big snub: Memorable moments from past conventions

Take a look back at some of the most talked-about moments from Republican and Democratic national conventions in U.S. history.

Video Transcript

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CLINT EASTWOOD: I've got Mr. Obama sitting here. And he's-- I just was going to ask him a couple of questions. But I thought maybe it's an excuse. What do you mean, shut up?

- President Franklin Delano Roosevelt drew wild cheers as his colleagues unanimously approved his decision to run for an unprecedented third term in the White House.

- Franklin Delano Roosevelt.

SARAH PALIN: I was just your average hockey mom and signed up for the PTA. I love those hockey moms. You know they say the difference between a hockey mom and a pit bull-- lipstick.

MELANIA TRUMP: You work hard--

MICHELLE OBAMA: You work hard--

MELANIA TRUMP: --for what you want--

MICHELLE OBAMA: --for what you want in life.

MELANIA TRUMP: --in life.

MICHELLE OBAMA: That your word is your bond--

MELANIA TRUMP: That your word is your bond.

MICHELLE OBAMA: --that you do what you say you're gonna do.

MELANIA TRUMP: And you do what you say.

- We're having a little trouble getting the balloons down. One is stuck and the other is only partially opening. So what we're getting is a kind of waterfall of balloons.

BILL CLINTON: I want and you want Michael Dukakis to be president overwhelmingly for this reason.

[JEERING]

Michael Dukakis-- Michael Dukakis will have teaching partners in closing.

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