If any of you are bonkers enough to let your kids drive your zed occasionally, but too mean to put them on your insurance, check out Veygo (which I believe is part of the Admiral stable). My elder (22) was in the 3-litre for a weekend for £35 and my younger (20) for £50. They seem to be happy to pay that to impress the girls 8) , or perhaps they are unimpressed with the i10 which I provide for them ordinarily 
