This Unruly: a repository of video cut-ups
The reaction video remix subcategory describes clips where through the use of intercutting an individual or group appear to react to a subject, which could be a person or a thing.
Creator: Anonymous [Tomcat94]. (2014). Wrong Button.
This is an example of détournement publicitaire (advertising hijack) - where the cut-up producer has repurposed an existing television commercial to communicate an alternative message to that originally intended.
Creator: Pascal Toussaint [Le Studio Des Gâtines]. (2014). Retournés.
Melodramatic B-movie reaction-shots cut to the driving rhythm of Robert Wyatt's "To Mark Everywhere" in Le Studio Des Gâtines' Retournés.
See for more details: http://labovideo.blogspot.co.uk/2014/06/le-labovideo-extirpe-recurrences-dans.html
Creator: Anonymous [Twisted Genre]. (2014). Taylor Swift Attacked at Grammys.
Creator: György Pálfi (2012). Final Cut - Ladies & Gentlemen.
Creator: Anonymous [Super Massive Raver]. (2012). The Apprentice vs The Voice: Lord Sugar fires the judges.