Well I was tring failing BADLY at tring to install Too many items, when I try to get into minecraft it does not let me in it it just keeps saying "Updating minecraft" then soon crashes if you have this mod pm me on skype, my name is robbiedem PLEASE help!
I'm using a program called Pipix. You can add mod to your minecraft in one click with that. You can also make backups of your minecraft with it. It's very useful.