Side-splitting sequel has Steve Martin and Bonnie Hunt taking their 12 children on one final vacation together before some of them start leaving home to begin their adult lives. What should be a peaceful Labor Day weekend at a lakeside retreat quickly turns into a comedic showdown between Martin's tight-knit clan and that of his long-time rival (Eugene Levy). With Piper Perabo, Hilary Duff, Tom Welling. 94 min. Standard and Widescreen (Enhanced); Soundtracks: English Dolby Digital 5.1, French Dolby Digital Surround, Spanish Dolby Digital Surround; Subtitles: English, Spanish; audio commentary; featurettes; theatrical trailers.