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.
And after starting their 2008 Grand Slam championship with victory over England at Twickenham, the 34-year-old is backing Wales to repeat the trick on Saturday.
"They've got an awesome back-row: Nick Easter, James Haskell and Lewis Moody,” said Williams. “Great balance there, very dynamic.”
"Nick Easter's got a fantastic rugby brain, he's very underestimated I think.
"But we go into it well, with two boys next to me - Ryan [Jones] and Powelly [Andy Powell] - who have been on fire for their regions over the last couple of months.
"It's going to be an interesting battle. Maybe we haven't got the strength-in-depth and the numbers to choose from like some of the top sides but we're still a confident group and we've progressed a long way in the past two years."