Beats deal victory for stadium guerrilla marketing

When Cristiano Ronaldo arrives at the Bernabeu Stadium or Kobe Bryant at the Staples Center, chances are a pair of Beats by Dr Dre headphones are wrapped round their head.

Usain Bolt rules Twitter during Games

Jamaican sprint king Usain Bolt dominated Twitter during the Olympics, the social networking site has revealed, with his gold in the 200 metres inspiring a staggering 80,000 tweets per minute.