If you (or your students) don't know, 'un porro' is a joint or splif. So this video, the third in the DGT's hard-hitting road-safety campaign, might be a step too far for your average MFL Spanish class. (See gafas and cancion for the other two.) But if you think your students can handle it, it's another great exercise for listening skills.
¡Disfruta! (The video, that is...)
If you enjoyed this resource, you might enjoy reading about my life here in Spain as an immersion teacher of a class of primary children. Zen Kyu Maestro: An English Teacher´s Spanish Adventure is published as an eBook by Monday Books. There´s a free sample chapter available to download here: Zen Kyu Maestro