Credit: universal pictures via youtube A video that shows a dog being forced into raging waters on a movie set has PETA pretty upset ... to the film's movie poster showing a grinning Dennis ...

Here are some of PETA's most shocking ads. This ad to protest the Crufts dog show in the UK brought Hitler into the mix. 'Master Race?' (UK, 2010) Here's PETA's press release for the ad.