Just finished the blogpost about Toyota and Burger King, when I found a post at the „off the record“ blog listing video clips of brands filmed in World of Warcraft, Second Life and GTA (so called machinima):

Toyota in World of Warcraft

Coke in World of Warcraft

https://www.youtube.com/watch?v=SOSrapbPrzU

Coke in Secondlife

Coke in GTA:

https://www.youtube.com/watch?v=zfhZfSVuup4

Thanks for the tip!