Twitter: Alastair Campbell on PM social media account
Alastair Campbell claimed David Cameron does not really understand the power of Twitter as he looked at the prime minister's new account on the social networking tool.
The former spin doctor and self confessed "control freak", claimed no political party was using twitter well, but they would have to learn as 10 million people in the UK were using it while nine million read newspapers.
Rapper Sway on the power of twitter
The full programme can be seen by UK viewers on iPlayer for 12 months.
More clips and news on our BBC website, external; 'like' us on Facebook , externalpage; follow us on Twitter, external and watch full programmes on BBC iPlayer