This long exposure shot was taken using the built in Star Burst digital filter of the Pentax K-x.
Might be a little over exposed, but I think it's alright.
Pentax K-x, smc DAL 18-55 F3.5-5.6 AL, 30s, f16, ISO 100, Focal length: 47.5mm (72mm FF scale). Full exif available.
See original photo here