If he's busy then I make sure that I'm around but generally we try to stick together," The Daily Express quoted her as saying. She added: "The house is generally wrecked. I put a lock on my music room door and say, ''Right I'll see you in a few hours'' and just shut myself away and do my writing. “It''s the only way that I can get head space. Otherwise it's just endless interruption - I get little knocks on the door, ''Mum, open up!'' I''m the tough one (parent), let''s put it that way."