Lots of lovely work to share this week. First up is a quirky ad from Ogilvy & Mather in Paris, which sees a block of flats become a giant game of scrabble, with live characters offering word clues. Creative director: Chris Garbutt. Creatives: Baptiste Clinet, Florian Bodet, Nicolas Lautier. Prod co: Paranoid. Director: Les Vikings.

BBH London and St John's Ambulance staged this event last week in a London cinema to highlight the need for learning basic First Aid skills. Creatives directors: Alex Grieve, Adrian Rossi. Prod co: Sonny London. Director: Jeff Labbe.

Tarsem has directed this luxurious spot, featuring 'just the right amount of wrong' for the launch of The Cosmopolitan of Las Vegas luxury resort. Agency: Fallon. Head of art: Christy Peacock. Group creative head/copywriter: Leon Wilson. Prod co: @radical.media. VFX: Zoic Studios.

Champagne Valentine created an interactive installation for Diesel Europe, to launch the clothing brand's winter campaign in October. Installed in Antwerp and Amsterdam, the installation combined sculptural works with tracking technology which turned the body heat from viewers into light shafts. It is described in more detail in the film above.

Todor & Petru is a great short film from French design collective Wizz made in collaboration with students from the Gobelins Art School in France.

We finish with the latest video from the talented Saman Keshavarz. Shot for track Jamie, My Intentions Are Bass for !!!, it features some lovely lo-fi effects. Prod co: Mighty 8. Label: Warp Records.