Tonight two new brilliant celebrity families will battle it out in the first heat for a place in the semi-final of Britain's Brightest Celebrity Family. Presented by Anne Hegerty. 

In tonight's first heat, Vanessa Feltz takes on Matthew Wright with both their families in tow. 

They'll face a number of fiendish general knowledge-based rounds as they attempt to make it through to the semi final. 

Who will make it through and get closer to the chance of winning £25000 for their chosen charity?