Who invited the elephant? Robert Pattinson and Reese Witherspoon upstaged by wrinkly star at Sydney premiere

By GEORGINA LITTLEJOHN I don't want to! Robert Pattinson starts laughing as Reese Witherspoon hands him some biscuits to feed their elephant friend at a photocall for Water For Elephants in Sydney this morningThis morning they hosted a press conference at the city's Luna Park, an amusement park next to the harbour.It's a commonly used adage in showbusiness that you should never work with children