Little Claire's blog are currently running a competition. All you have to do is simply comment on your two favourite cards from the selection posted on the Win a prize blog post and you could win the two stamps (sets) that your favourite cards are made with!
All comments must be received by Thursday 26 May (1 comment p/person) and Little Claire's will draw a winner at random. The winner's name will be published on their blog from the list of entrants.
Why not give it a go. Good luck!