While the Yeo Valley rappers are a viral marketing sensation in the UK, cake toppings brand Duncan Hines had to pull its ad featuring ’blackface’ hip hop cupcakes... aol.it/hfpOqY (A)

Nerd cake of the week: an Android phone cake... bit.ly/f0bLhT (B)

The ’Lazy Cakes’ brand is launched in the US, with a secret ingredient melatonin offering consumers an affect similar to hash cakes (not that Stop the Week knows what they are...) bit.ly/h2OhKC (C)

A particularly lame use of a Christmas biscuit tin lid... bit.ly/h9B2eh (D)