green party leader natalie bennett responded that it is ` ok for other adults but not for me ' .
and education secretary nicky morgan answered : ` a bit too risky , thank you very much ! ' the verdict : ` drinking lots of water but it 's been a long time since i had one ... ' mr clegg said : ` three young boys running around usually does the trick .
' in the words of deputy prime minister 's questions - ` a bad advert for all of us ' that