When does Horton Hears a Who (2008) come out?

I live in Greeley, CO and I want to know when Horton Hears a Who comes out. I know it comes out on the 14th but I want to know what TIME. Example: Horton Hears a Who (2008) March 14th, 2008 3:58 pm..or something like that. Thankx!