I'm Not As Silly As You Might Think.

Some years ago, Pam, a family friend, used to clean the house and look after the local Chemists children. The youngest was looking at herself in the mirror and Pam said, "Look at that little girl, she's wearing a pretty dress just like yours". Whereupon Clare looked up at her somewhat askance and says, "Don't be silly Pammy, that's just my infection"