The Official Online RBS 6 Nations Store is open. The store has everything you need to get behind your team during the RBS 6 Nations, plus the store is now fully stocked with a much wider range of rugby merchandise.
They were picked alongside 2003 champions England and top seeds Argentina with a qualifier from Europe and a play-off winner making up the group.
While England and Argentina, who put the Scots out of last year's tournament at the quarter-final stage, will provide tough opposition for Hadden and his team, it could have been a lot worse.
Tonga, for example, were in the same tier as Scotland and have ended up with New Zealand and France while Fiji face South Africa and Wales.
It will be the first time Scotland have played England in a pool match at the World Cup although they did meet in the 1991 tournament at Murrayfield in the semi-finals.