The eternal question of Alice? Alice? Who the f**k is Alice? has now been resolved in the form of Mia Wasikowska (pronounced Vah-shee-kov-ska, we're told), the newest, most unpronounceable Hollywood starlet yet to walk in front of a green screen. We sat down with her when she came to London to talk about working with a super A-list cast, Tim Burton, and a tennis ball on a stick