have a secret plan
have a trick up your sleeve
behave badly without being punished
get away with ...
not worth doing
a waste of time
do something because everything else has failed
do something as last resort
people whose behaviour it is good to copy
role models
badly-behaved children
spoiled brats
causing problems
disruptive
a former policeman
ex cop
spend time doing nothing
hang around
have a good relationship
get on well
changing attitude to the world
new outlook on life
cause somebody problems
mess somebody around
deliberately frighten or threaten someone
bully
use bad language
swear