liam marshall-ascough is a tory candidate for stoke-on-trent central .
the crawley councillor has been seen in pictures licking a friend 's breasts .
but he insists the photographs were taken seven years ago and show him having fun and being sociable , like a normal person in their twenties .
mr marshall-ascough said he enjoys interacting with people , which is important for a politician to not be ` just all about the politics '