Pro and anti-Morsi protests, stones thrown, police use tear gas

The video provides a brief introduction to the concept of a musical hook, explaining its role and importance in music composition.

What is a musical hook and why is it important in a song?

Can you provide an example of a famous musical hook?

How does a musical hook contribute to the overall structure of a song?

In your opinion, what makes a musical hook memorable?

Discuss the role of repetition in creating an effective musical hook.