"Those songs that get stuck in your head !"

Is there any song you have never forgotten  in your life ? How can composers and musicians attract so many different listeners to pay attention to their songs and music ? Why are there so many earworms that get stuck in your head for such a long time? Which song you've listened so many times that you cannot listen to it anymore ? 

Well, Elizabeth Hellmuth Margulis has created this video (4m46') for TedEd named :

" Earworms :Those songs that get stuck in your head ".

Watch it carefully and then you are going to answer the questions above easily,ok ? 

http://www.macmillandictionary.com/dictionary/british/earworm

http://www.elizabethmargulis.com/about/

How about reading a report from BBC about this same issue ? Its title is : " Earworms : Why catchy tunes get trapped in your head ? " Click on the link below and then you can comment about catchy songs or earworms that you could never get rid of,can't you ?

http://www.bbc.com/future/story/20120411-why-do-songs-stick-in-our-heads