Yes Minister's master of obfuscation Sir Humphrey Appleby returns to TV after more than 20 years, exclusively for Newsnight.

Here Sir Humphrey responds to the Conservative party's manifesto promises and gives his advice for any incoming minister.

The role of Sir Humphrey, made famous by Sir Nigel Hawthorne, is played by Henry Goodman, who will be appearing in a stage version of Yes, Prime Minister in Chichester in May.

Broadcast on Monday 26 April 2010.

The second Memo to the Minister will be broadcast on Newsnight on Tuesday 27 April 2010 at 10.30pm on BBC Two.