https://vimeo.com/24447427 van Gogh style
https://vimeo.com/38744530 Netsafe Scammers
https://vimeo.com/24443891 school news
It is quite simple to remove a background from a static image using the Instant Alpha tool in Pages or Keynote or the Remove Background tool in Powerpoint.
Using Instant Alpha in Keynote on iPad
Using Remove Background