Compare and contrast with Hussein's hiccup at start of first term.
http://news.bbc.co.uk/2/hi/americas/obama_inauguration/7843881.stm
"The Chief Justice of the US Supreme Court, John Roberts, administered the oath again at the White House.
The decision to repeat the oath was taken out of an abundance of caution, an official said.
But Mr Obama joked: "We decided it was so much fun…." before adding: "We're going to do it very slowly."
In contrast to the first oath-taking, Mr Obama did not swear on a Bible and his wife Michelle was not at his side.
No coincidences