hit the right note
to report an illegal or socially-harmful activity
to be in an excellent state of health or physical condition.
blow the whistle
to change your opinion about something or your attitude towards something.
to do something suitable or appropriate.
when they inimportant things are done while there are serious matters to be dealt with.
clean as a whistle
something that is extremely clean.
'all that stuff', 'other similar things'
to do small changes to something to improve it or make it work better
to make all the important decisions.
tickle the ivories
as fit as a fiddle
fiddling while Rome burns
fine tuning
call the tune
all that jazz
play the piano.
sing a different tune
