From today’s Post: Columnist Jane Horwitz tells parents if “Kung Fu Panda 2” is too violent for young viewers, why teens will enjoy the tale of families traveling the Oregon Trail in “Meek’s Cutoff’ and other thoughts about movies showing this weekend. And when it comes to “Hangover Part II,” Horwitz says the R-rated movie is really for people ”preferably much older” than 17-year-old high school seniors.

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