Four festivals that might broadcast as live events that would be shown on music television channels

 one festival that would get shown on a music tv channel such as MTV would be Sheffield tramlines as this is a very big festival that takes place in Sheffield every year.

another festival that might get shown on a music TV channel would be Leeds festival AKA 'Leeds Fest' the reason for this is because its one of the biggest music festivals in South Yorkshire

another festival that might get shown on a music TV channel is the Wireless festival which is based in London. This music festival usually lasts 2 days and normally occurs once every year.

Another festival that might get shown on a Music TV channel is Manchester Park life this is the biggest music festival that occurs in Manchester this festival usually only last about one day and happens around once every year. I  found this information Google