Laurel's mouth morphed from a smile to a frown to a wiggly line.

There was a wiggly line through Darren Wilden and a question mark next to Jason.

Their shields featured a much battered and scraped field of dark red with some sort of wiggly line across.

'Possibly.' Ianto's finger traced one of the more wiggly lines on the screen.

If you say something like "some wiggly lines that swirl around the screen," then, for shame.

They were given a touch-screen laptop and asked to trace wiggly lines of varying widths - slowly, quickly and at their own preferred pace.