Shop windows turned into speakers for @O2 outdoor media campaign
Other
Orange offer £200,000 prize for 'different business' ideas
DollarShaveClub.com promo ad causes site to crash
Cinema-goers confused in Alzheimer's awareness stunt
Caroline Flack offered £500,000 to be the face of cougar dating website
Mercedes take world's first invisible car on nationwide tour
#Fiestagram by Ford of Europe
Airline lets flyers use social media to see fellow passengers. Weird or not?
Mass Effect 3 PR stunt ends in failure
stmarksstudios.com
Zombies roam London’s ‘dead high streets’