I saw this when on Amazon UK - looks like they have started their Black Friday Sale. Possibly the only good deals are in the Bluray/DVD section. They currently have following promos in that section.
Spend £50 get £10 off Selected Titles
Titles include Harry Potter Collection, Game of Thrones Season 5, The Hobbit Trilogy, Nikita The Complete Series, Falling Skies Season 1-5, Rome Complete Collection.
Two Bluray for £25 - Select Titles
Titles include The X-Files Event Series, Evil Dead Trilogy, various Studio Ghibli titles.
Three Bluray for £20 - Select Titles
Titles include Finding Nemo 3D, Gravity 3D, Ghostbusters 1&2, Top Gun 3D, Monsters Inc 3D, Terminator Genisys 3D, Kill Bil Vol 1&2.