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New adjustable rear wings, no F-ducts or double diffusers, the reappearance of KERS, new tyres and most importantly... a new do for Alonso.

We're not sure whether his shorn locks will make his Ferrari 150 Italia 0.0001 seconds faster, or indeed if it falls under driving transgressions now that stewards have been given power to impose a wider variety of penalties.

Whatever, it certainly headlines an exciting new season for F1. Schuey could be back in the hunt, Hamilton and Button could score big (if their car works), Lotus-Renault's new exhaust could destroy the opposition or torch the front wing, Eddie Jordan could sport a toned-down shirt...

Click through to get a taster as the teams arrive in Australia ahead of the Big Showdown.