The sparklingly funny debut picture book from Juno Dawson, bestselling writer and activist. Sometimes people say to me: 'What happened to your brother, Bill? That's when I look them in the eye and say: 'Hun, you need to chill.

When Bill can't be found at school one day, the imaginations of the other children run wild. Is he on holiday? Is he lost in the park? Has he been eaten by a shark?! It's up to Bill's sister to explain...