T-t-t-t-t-tomorrow?!?!
I might not enter this season!
At least, I can give some themes for you.
Theme: Bond. James Bond.
Description: To celebrate 50 years of James Bond (and it's cars), buy some wheels driven by 007 since 1962.
Cars: Aston Martin DB9, Aston Martin V8 Volante, Aston Martin Vanquish, Ford Mustang Mach 1, Toyota 2000GT, Lotus Esprit (1st gen), Citroen 2CV, Alfa Romeo Brera (for the baddies from Quantum of Solace)
Locations: Chamonix (for the V8 Volante and Vanquish), Toscana dirt/tarmac (for the Mustang), Tokyo R246 (for the 2000GT), Cotê d'Azur (for the Esprit), Eiger Nordwand (for the 2CV and DB9 vs. Brera)
Photo Travel: No.
Unique Restrictions: See above.
Theme: Oh crickey! It's the GT rozzers!
Description: Chase or be chased. Show your Skyline Pace Car catching crims and lock 'em up in your community!
Cars: Any fast cars being chased by the Nissan Skyline Pace Car
Locations: Any city track
Photo Travel: Nope.avi
Unique Restrictions: See above!
Theme: BreezeFrees
Description: We know that the Toyota 86 has two siblings: the Scion FR-S and the Subaru BRZ. Despite its detune to 197HP, it's all exactly the same, as what Jezza said. See if you can get ahead of the 86 with the Sciobaru.
Cars: Scion FR-S or Subaru BRZ ahead of the Toyota 86
Locations: Any
Photo Travel: Sorry to disappoint.
Unique Restrictions: See above.
Theme: Love is in Bloom
Description: The bloom effect is the most used effect by photographers nowadays. Let your car shine!
Cars: Any
Location: Any
Photo Travel: Eeyup.
Unique Restrictions: The bloom effect must be present.
I'll think of some more sooner or later.