Michael Bond 
It Wasn’t Me! [EPUB ebook] 

Imagine swallowing a computer chip and becoming a living computer . . . Imagine almost burning down your school . . . Imagine being Harry Manners. He is a very unusual boy. His family don t understand him. His teachers wish he would stop daydreaming. But he thinks he s doing just fine, as long as he has a stash of Max Masters comics to read and his imaginary pet pig Monty to take for a walk