No. 179.

Jerry Springer was once Mayor of Cincinnati.

(Source: Documentary commemorating twenty years of The Simpsons. Verified via Wikipedia.)

No. 178.

Grover Cleveland is officially both the 22nd and the 24th President of the United States. He served non-consecutive terms, but somehow is counted twice.

(Source: QI.)

No. 177.

Gordon Brown's mother-in-law took some of his ties and trousers in order to make them into a quilt.

(Souce: Have I Got News For You.)

No. 164.

Despite the fact that the front door of Number Ten Downing Street cannot be opened from the outside , and you can not enter the building without passing through a scanner and a set of security gates manned by armed guards, in the first five years after Tony Blair became prime minister, 37 computers, four mobile phones, two cameras, a mini-disc player, a video recorder, four printers, two projectors and a bicycle have been stolen from the building.

(Source: http://www.telegraph.co.uk/lifestyle/9297300/QI-Quite-interesting-facts-about-10-Downing-Street.html.)

No. 163.

Ex-Prime Minister, Sir Henry Campbell-Bannerman, died in No. 10 Downing Street. He had technically resigned, but was too ill to be moved.

(Source: http://www.telegraph.co.uk/lifestyle/9297300/QI-Quite-interesting-facts-about-10-Downing-Street.html.)