happy little vegemite

Etymology
From a 1950s advertising jingle.

Noun

 * 1)  A contented and well-behaved child; a very pleased person; often used ironically.
 * 2) * 2007, Margaret Cossey, Stories from an Indigenous perspective in the reading resources mix, and the role they play in literary success for Indigenous Australian students, Alyson Simpson (editor), Future Directions in Literacy: International Conversations 2007, Sydney University Press, |%22happy+little+vegemites%22+-genetic+-genetics&hl=en&sa=X&ei=LAV3T9zJK660iQeh98CFBQ&redir_esc=y#v=onepage&q=%22happy%20little%20vegemite%22|%22happy%20little%20vegemites%22%20-genetic%20-genetics&f=false page 32,
 * What I also learnt was that, if the new story selected for that day′s lesson was about a topic or concept familiar to the student, then the book orientation was a breeze, the running record on the book the next day was often up over the 95 per cent accuracy rate and the child and I were both happy little vegemites.
 * 1) * 2007, Margaret Cossey, Stories from an Indigenous perspective in the reading resources mix, and the role they play in literary success for Indigenous Australian students, Alyson Simpson (editor), Future Directions in Literacy: International Conversations 2007, Sydney University Press, |%22happy+little+vegemites%22+-genetic+-genetics&hl=en&sa=X&ei=LAV3T9zJK660iQeh98CFBQ&redir_esc=y#v=onepage&q=%22happy%20little%20vegemite%22|%22happy%20little%20vegemites%22%20-genetic%20-genetics&f=false page 32,
 * What I also learnt was that, if the new story selected for that day′s lesson was about a topic or concept familiar to the student, then the book orientation was a breeze, the running record on the book the next day was often up over the 95 per cent accuracy rate and the child and I were both happy little vegemites.