Neil Buchanan has responded to rumours circulating on social media that claimed he is mysterious street artist Banksy. The 58-year-old British TV personality who is best known for hosting children's programme Art Attack from 1990-2007, was speculated to be the elusive artist after a Twitter user's post about the conspiracy theory went viral. Racking up over 2,000 re-tweets, the user wrote: 'Just heard that it's rumoured Neil Buchanan is Banksy ...