And as for the rest of you with your chubby, sleeping babies...
Jammy, a bottle of cooled, boiled water (still warm) might do the job. Used to work on DS2 a treat.
BZ, I have a sure fire way of flushing out bogus tummy aches. Sure, they don't have to eat their meal, but "I'm just going to have this packet of crisps" - if they don't beg for some then they are ill. Am sure its not in any good parenting guide though