From THE LOOKMassive sideburns. Bushy beard. Unusually large eyebrows. He has more facial hair than I would have thought possible. But underneath it all, he looks as if he might be quite young. "Hello," he calls across to us. "Are you here for the shoot?" And the strange thing is, he says it to me, not my sister. "I'm Seb," he says.

"I'm the, uh . photographer." He looks around, at the lights, the cables, the screens and reflectors, the laptop, me. "I'm going to be, uh . shooting you today." "Great!" I say brightly. If everything goes at this speed, this shoot is going to take a LONG time. He smiles.

His teeth look bizarre poking through all that beard, but it's a friendly smile. "Actually," Ava says, looking pale and woozy suddenly, "I think I might sit down." "Ava" -- I bite my lip -- "Are you OK?'.