First off - this is Family Guy. Either you're going to love it or ... and while they could have put more on both the DVD version and UMD version, what we are given is acceptable.

The 1.8GB UMD format and advanced MPEG-4 AVC codec allow an entire feature-length film to be published on Sony's miniature 60mm PSP disc. DVD-like features are also part of the UMD Movie spec ...