David Letterman Quotes: Did you see Howard Dean ranting and raving? Here's a little tip Howard - cut back on the Red Bull. ...

Did you see Howard Dean ranting and raving? Here's a little tip Howard - cut back on the Red Bull. (David Letterman)

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David Letterman Quotes: Did you see Howard Dean ranting and raving? Here's a little tip Howard - cut back on the Red Bull.

David Letterman Quotes: Did you see Howard Dean ranting and raving? Here's a little tip Howard - cut back on the Red Bull.

David Letterman Quotes: Did you see Howard Dean ranting and raving? Here's a little tip Howard - cut back on the Red Bull.

David Letterman Quotes: Did you see Howard Dean ranting and raving? Here's a little tip Howard - cut back on the Red Bull.

David Letterman Quotes: Did you see Howard Dean ranting and raving? Here's a little tip Howard - cut back on the Red Bull.

David Letterman Quotes: Did you see Howard Dean ranting and raving? Here's a little tip Howard - cut back on the Red Bull.

David Letterman Quotes: Did you see Howard Dean ranting and raving? Here's a little tip Howard - cut back on the Red Bull.

David Letterman Quotes: Did you see Howard Dean ranting and raving? Here's a little tip Howard - cut back on the Red Bull.

David Letterman Quotes: Did you see Howard Dean ranting and raving? Here's a little tip Howard - cut back on the Red Bull.

David Letterman Quotes: Did you see Howard Dean ranting and raving? Here's a little tip Howard - cut back on the Red Bull.

David Letterman Quotes: Did you see Howard Dean ranting and raving? Here's a little tip Howard - cut back on the Red Bull.

David Letterman Quotes: Did you see Howard Dean ranting and raving? Here's a little tip Howard - cut back on the Red Bull.

David Letterman Quotes: Did you see Howard Dean ranting and raving? Here's a little tip Howard - cut back on the Red Bull.

David Letterman Quotes: Did you see Howard Dean ranting and raving? Here's a little tip Howard - cut back on the Red Bull.

David Letterman Quotes: Did you see Howard Dean ranting and raving? Here's a little tip Howard - cut back on the Red Bull.