After "The Dark Knight," Christopher Nolan knows he has to deliver a big bang with his next film. That's why he's not telling anyone what "Inception" is about.

Pop superstar Madonna has been treating the sick stars of her husband Guy Ritchie's new movie by injecting them in the bottom with vitamins. The singer, who regularly uses the B12 vitamin herself, stepped in after a spate of illnesses on the London set of RocknRolla.