KFC is kicking off a 12-month marketing push to commemorate 50 years since the fast food chain launched in the UK. The second stage of the campaign is called '#50YearsOfKFC'. It will include two additional spots promoting KFC’s Original Recipe and Zinger chicken. The TV ads will encourage people to use social media to pledge what they would do for their favourite KFC, using the #50yearsofKFC hashtag.The best suggestions will be challenged to carry out their pledge for the chance to win one KFC meal a month to share with their loved ones for the next 50 years.