Dreamdays Icon

I finally started redesigning the Dreamdays app (https://itunes.apple.com/us/app/dreamdays-countdown-to-days/id585947384) today to prepare for iOS 7. This app enables users to count down (and up) to events and these icons are to be used in different event categories. I'm trying to make the redesign more consistent with the interface, so here's my attempt at creating icons resembling those in iOS 7.