Complex sentence: The band had previously done a number of events to publicise themselves this included a mini-school tour, street dancing performances in the streets of places such as Glasgow, Birmingham, London and Cardiff and interacting with fans on Facebook and Twitter.
Split into simpler sentences: The band had previously done a number of events to publicise themselves. For example, they did a schools tour, street dancing performances in the streets of places such as Glasgow, Birmingham, London and Cardiff and interacting with fans on Facebook and Twitter.