Dr Mumbo

DR MUMBO: Not quite the Facebook killer app you want 3

Dr Mumbo: The most unaffordable, affordable housing boom ever; and back to school – or is it?

DR MUMBO: Is this the world’s worst radio ad?

Seth and Zac and Laurel and Britney 3

DR MUMBO: Nicked chin; who is M Villivankk? Herald Sun realises it’s 2009; columnist cures bulimia

DR MUMBO: Badjar’s bad site; Reef stunt is great PR but lame social media; taking out the trash and the truth about the blogosphere 6

DR MUMBO’S DIARY: Telstra’s "broadband bargain", the eternal flame is out for a while, what not to serve

DR MUMBO’S DIARY: Herald journo Asher Moses victim of fake Twitterer

DR MUMBO: Rolex saves lives – fact; Martha Stewart is late for Christmas; someone’s told Martin Sorrell about digital; Americans can’t take Aussie ad Sheilas 2

DR MUMBO: Superman meets Batman; Superbowl meets 3D; Burger King’s Facebook stunt 1

DR MUMBO’S DIARY: Paris Hilton, old news and undead celebrities 1