It is rude to do things that make people mad
Bobby and his sister Tammy are watching TV but Tammy has the remote and is watching reality TV which Bobby doesn't enjoy.
Bobby wants to watch something else on TV.
Bobby patiently waits until Tammy's show is over and then asks if he can watch something else.
Bobby pokes and pesters his sister to change the channel until she complies.
Bobby enjoys watching a TV program he enjoys.
Tammy gets increasingly irritated and refuses to comply with Bobbyt.