The Imaginarium of Doctor Parnassus: 4 stars. Incredible imagery. The story flies off the rails. However, it's a Terry Gilliam film, so that's expected.
I watched Dr. Parnassus to prepare for...
Inception: 4.5 stars. IN-FREAKING-CREDIBLE! I highly recommend it. It's a long film (2.5 hours), but it keeps your interest.