The paparazzo thing is based on the person being of "public interest", which is an exclusion to the right of controlling the publishing of ones image.
At least within german legislature, and seemnigly elsewhere.
In the UK there is no legal definition of 'public interest' or 'celebrity' or anything similar. Everyone is treated as equal by the law.
"People who say things won't work are a dime a dozen. People who figure out how to make things work are worth a fortune" - Dave Rat.