Since Crimestoppers began, there have been more than 120 thousand arrests and charges.
In our region alone, it took more than 4,000 calls last year. It became a national charity in 1988, but was founded five years earlier in Great Yarmouth.
Watch Malcolm Robertson's report on its 30th anniversary...
More top news
Outbreaks of rain will move south east overnight, mostly clearing tomorrow morning. In the afternoon, a mix of sunshine and showers.
The American actress Lyndsay Lohan gets invited to Kettering after she criticised the town for voting to leave the EU.
Many of our MPs have already revealed who they will be backing to become the next Prime Minister.