Collecting the vice president's gaffes and head-slappers.

Click here to see video of Biden's comments. The Bidenism is at 3:32."I refuse to accept the notion that the United States of America is not going to lead the world economically throughout the 20^th century."—Making a prediction about the economic prospects for the previous century during a speech at Delta College, Saginaw, Mich., Feb. 16, 2010

Click here to see video of Biden's comments.

"It's just simply not true that the president of the United States is not prosecuting the war against al-Qaida with a vigor that's never been seen before."—Using a triple negative to describe the president's handling of terrorism during an appearance on Meet the Press, Feb. 13, 2010

Click here to see video of Biden's comments. The Bidenism is at 9:27.

Biden: "I think one of the odds on favorites is—Jill didn't go with me, but—is this, this new program that I looked at it, wished I was seeing at it in 3-D and you sit there and watch this science fiction thing unfold in front of you.  I think ..."

Interviewer: "Avatar"?

Biden: "Avatar, the magic of it is kind of overwhelming. There are some other real good ones out there, but I predict Avatar will win."—Making his best picture Oscar prediction during an interview with MSNBC's Andrea Mitchell, Feb. 2, 2010

Click here to see video of Biden's comments.

"Well, you know, look, that's the reason he ran for president, to separate the future from the past."—Explaining to NBC's Meredith Vieira how President Barack Obama hopes to change the culture of Washington, Jan. 28, 2010

Click here to see video of Biden's comments. The Bidenism is at 1:49.