how much is express pass?

It is $50 for the one time per ride or $90 for unlimited times

Kristina Miller is correct. Once you're in the park you can upgrade your pass for an Express pass which is $50 per person to skip lines one time for each ride and shows or you can pay $90 per person to have unlimited line skipping. These passes are only good for 1 day.

$ 139 per person

A few hamiltons

Around $70