"Joe just needs to be Joe," Pres. Obama said prior to Vice President Joe Biden's debate with Rep. Paul Ryan, the Associated Press reports.
"Biden has been a controversial figure, occasionally prone to making rhetorical gaffes," the AP story says.
Here's a sampling of Joe Biden quotes that have made headlines in the past.
Joe Biden: 'We Have to Go Spend Money to Keep From Going Bankrupt'
Biden: 'It Won't Cost the Government a Penny' to Help People Pay Mortgages
Biden: 'Yes, We Do' Want to Raise Taxes by a Trillion Dollars
Biden Refers to Ryan as 'Governor'
Biden: Who Says U.S. Can't 'Lead The World in the 20th Century'? (Aug. 15, 2012)
Biden Overstates U.S. Forces in Afghanistan--By 582,000; Calls Combat Troops Part of Romney's 47% Dependent on Gov't
Biden Tells Virginians: 'I Mean This: With You, We Can Win North Carolina'
Biden: 'Imagine a World in Which Hunger Is Vanquished by Crops That Don't Depend on Soil, Water or Fertilizer'
Biden Jokes about Secret Service Threatening to Shoot Florida's Fish and Wildlife Conservation Commissioner
Biden: 'They're Gonna Put You All Back in Chains'
Biden: 'I Wish' Jobs Bill Critics Knew What It Feels Like to be Raped, Robbed
Biden: 'Barack Makes Me Sound Like I Just Climbed Out of a Mine'
Biden's Solution to Dating Violence: 'Knock Them on Their A...'
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