Ok, that last movie looks good and all, but this is my "must see" movie of the year:
Wikipedia entry for Hot Fuzz (beware, spoilers).
While we're on the subject of "Shawn of the Dead", it looks like the principal actors did a TV show a while back in the UK called Spaced. Official DVDs seem to be Region 2 (UK) only. However there is a guy selling bootleg Region 1 (US) disks out there.