(VIDEO) Hillary Sworn in as Sec of State.

February 02, 2009 | 01:09

Secretary of State Hillary Clinton takes the oath of office at a ceremonial swearing-in ceremony at the State Department.

Biden apologizes to Roberts for oath of office joke

Joe Biden already made to apologizes about a little joke he made about the guy who going to decide if americans could be implanted with microchips.

Biden couldn’t pass up poking fun at Chief Justice Roberts last week.

(CNN) — An aide to Vice President Joe Biden tells CNN he called Chief Justice John Roberts last week to apologize for a light-hearted remark he made over the flubbed Inauguration Day oath of office.

“My memory is not as good as Justice Roberts, Chief Justice Roberts,” Biden said last Wednesday, as he asked for a copy of the oath he was using to swear in senior members of the White House staff.

WATCH VIDEO : BIDEN JOKES

Several staffers reacted to the comment with groans and laughter, though President Obama, standing next to Biden, did not crack a smile.

(VIDEO) Biden jokes about Roberts oath

(VIDEO) Biden, Cheney meet at Vice Presidents residence

Chris Matthews reviewed some of Bidens most recent and toughest rhetoric against the Vice President.

After President George W. Bush welcomed President-elect Barack Obama to the White House, the nation’s top surrogate, Dick Cheney, tonight greeted his successor, Joe Biden, in a private meeting at the vice president’s residence, Washington’s Naval Observatory.

The present and future second-in-commands, accompanied by their wives Lynne and Jill respectively, met behind closed-doors for just over 50 minutes.