The Prime Minister welcomed Mike Thornton, the new MP for Eastleigh - but only for the duration of this Parliament. Two Lib Dem MPs - Martin Horwood and Sir Bob Russell - asked Mr Cameron about the Eastleigh by-election, and both tried to have a bit of fun at the Prime Minister's expense.
More top news
Dry but breezy tonight, cloud and some bright spells on Sunday.
Dry but breezy this evening and overnight with cloud and sunny spells tomorrow.
Mostly dry with sunny spells and a fresh south-westerly breeze.