NUMBER 23 Ever notice how phenomena and events tie to the number 23? Walter Sparrow has: 2012 (20+1+2), the end of the Mayan calendar 23 pairs of chromosomes in the human body February 3 (2/3), Walter s birthday. Here, there, everywhere, Walter sees connections. And it may be driving him to madness and murder. Jim Carrey puts aside his comedy persona to portray haunted, desperate Walter in an immersive psy