Originally Posted by
YuropFlyer
you actually do need the lounge invitation card for all but the dedicated EK lounges.
I haven't found this to be generally the case, and if you're just transiting one of these airports, eg CMB, how do you get an invitation?
It's for reasons like this that I also carry a Priority Pass and a Diners card.
Wouldn't happen with the Star Alliance (not for me at least).