What do people think about the Trafalgar Square 'Yodas'?
The head of the National Gallery has said he would like to see street performers like the "levitating Yodas" removed from the North Terrace of Trafalgar Square.
Gabriele Finaldi told an audience he wanted to make the area around the gallery "a space that works for us".
What do tourists outside the gallery think about the "Yodas"?