I don't know but I do thinkwe should probably find out how brass instruments work. Brass instrumentslike this trumpet make sounds when the air inside themis made to vibrate. Vibrating air ...

But there’s no need for participants to rush out and buy an instrument – the budding musicians can use what they already have ...

The brass instruments can be heard on Sgt Pepper’s Lonely Hearts Club Band, which was released by the group in 1967 and was number one in the UK charts for 23 straight weeks. Two of the four ...