I personally don't think you should worry about Portugal the same way we should have worried about Canada.
Scotland's forwards, after some serious gym work, are looking beastly. You'll have the strength, fitness and skill to overcome this side.
The only problem you may encounter is yourselves.
Not being clinical enough, being sloppy on moves - you know the things that plague all the home nations.
But, seriously, the words: "Rampant", "Trouncing", "Beating" are all going to be used in this match today. Hell why not throw in a "Raping" as well?!