Answers to question #1:

Audi (for sure, they look similar)
Lamborghini
Bugatti
Bentley (not 100% sure on this one)
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Rolls-Royce (for sure no, BMW purchased Rolls sometime in the late ‘90s)
I’m not 100% sure, but I believe VW got Bentley) I remember reading about
this in Car & Driver Magazine ...

Answers to question #2:

For sure Opel Vectra (we have a Saturn Astra – from the Opel Astra family)

Answers to question #3:

It’s the “Chrysler Avenger” and maybe “Chrysler Neon”

I know for sure Europe has the Dodge Avenger --> we have one on the site.

http://www.imcdb.org/vehicle_184535-Dodge-Avenger-2008.html

(I saw it a while back when I added the movie Eagle Eye (2008) It had an Avenger
also ...