Jonny Wilkinson to sign for silicon.com?

silicon.com has teamed up with CSF to present our readers with Jason Leonard's Big 6 Challenge fantasy rugby competition for the forthcoming RBS 6 Nations tournament.

All you have to do is pick a team of 15 from the squads of the competing nations. Points will be based on the performances of the players over the five weekends of action and the overall winner will get a five-star weekend for two at one of the tournament destinations.

Other weekly prizes include hospitality tickets to the Parker Pen Challenge Cup, an HP iPaq and everyone who enters (registration is just £5) will go into a draw for VIP tickets to the England-Wales game on 20 March.

So what are you waiting for? Click here for more details of how to register.