I picked up a 16x2 LCD + Keypad kit from Adafruit, and wanted a nice case for it. The top piece I modeled to slip over the bottom. The bottom is the excellent design from from the Raspberry Pi Case thing. The download for the bottom I've included here is the same thing as found on that page.
Visit my blog for a tutorial on how to build a Raspberry FM player of your own.
See it in action on Youtube.
Printed in 1hr 22min using "low" on my Replicator1, using modified low settings in Makerware:
Light Blue PLA
Extruded @ 220
HPB Off, Blue painters tape on glass.
2 shells, 5% infill