In the UK at least, you get Silver automatically with the Hilton HHonors MasterCard from Beneficial (HFC).
I don't think there would be time to apply successfully before D- (for Devaluation) Day

but you never know.
http://www.beneficialcard.co.uk/hilton/
Earning rate: 2 points per £, 3 pts per £ at Hiltons. Not very good, but a 5,000 sign-up bonus.