Senator Johnston asked the Minister representing the Minister for Defence, upon notice, on 22 March 2011: With reference to the answer provided to Question on Notice No's. 117-119: (1) Who attended the US Army delegation dinner at the Custom House Brasserie, Brisbane, on 11 November 2010. (2) What was the cost per head for this function. (3) What was the official purpose of this function. (4) Who approved the expenditure.