We can not fetch videos from this type of page.
Your URL was: http://www.revistavanityfair.es/celebrities/articulos/la-celestina-de-los-famosos-cobra-150-000-dolares/18272
The URL must be like http://www.youtube.com/watch?v=KPtX7hak0Qs
https://www.
and replace with pwn
Example: