Cuckolded by an alien? Quit smoking weed.

Slate’s Seth Stevenson does yeoman’s work today analyzing those crudely animated Above the Influence spots. (You know, the one where an alien steals a toker’s girlfriend, and the ones featuring the stoner’s buzz-kill dog. We wrote about them once before.) Stevenson rightly notes that many PSAs err by showing extreme acts of pot-fueled disaster, while these take an admirably low-key approach. I’d stop short of echoing Stevenson’s claim that the UFO spot is “the best anti-pot ad ever”—maybe it just lacks the cultural