Tipping Point fans have ridiculed one contestant's geography knowledge after she made a giant gaffe about the River Thames.Friday's episode of the ITV quiz show welcomed economics student Carly from Liverpool alongside three other contestants, who all came to play with the hopes of winning cash.The last two players standing were Carly and David, with Carly asked by show host Ben Shephard: "The town of Gateshead sits on the south bank of which English river?"Gateshead is of course a town in the North East of England, leaving Tipping Point viewers stunned by Carly's lack of knowledge about the geography of the UK.Following the question being asked, Carly admitted herself: "I'm not very good at geography."Ben responded: "Do you know where it.
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