I doubt that anyone working out their predictions and permutations for the remainder of the system, from the team of analysts with a supercomputer to man with a pencil and the back of a fag packet, expected West Ham to take anything out of yesterday's game. (westhamway.net)
You can't do it in the way Cameron seems to want to do it on the back of fag packet.» (theguardian.com)
But his plan, requiring draft laws to be put before Parliament by January, was opposed by Labour, which condemned it as «a back of a fag packet solution». (dailymail.co.uk)