By Mia O’Hare An Antiques Roadshow guest was shocked to find out the value of their car badges after being told they were “rubbish”. The BBC show returned on Sunday night as members of the public took along their prized possessions to London’s Crystal Palace. Experts were on hand to offer the all important valuation as guests hoped their items were actually small fortunes. One man was left very pleased with his encounter on the show after being given a staggering valuation. Expert and fellow car badge collector John Foster was stunned by the items that were sourced from across the world. He to…