It's muster - to pass inspection...(how does mustard make sense?  It's not 
like the Grey Poupon commercials.)

                     Main Entry: 1mus?ter
                     Pronunciation: 'm&s-t&r
                     Function: noun
                     Etymology: Middle English mustre, from Middle French 
mostre,
                     monstre, from monstrer
                     Date: 14th century
                     1 : a representative specimen : SAMPLE
                     2 a : an act of assembling; specifically : formal 
military inspection b :
                     critical examination c : an assembled group : COLLECTION 
d :
                     INVENTORY 

Get some rest, it's probably pretty easy to catch a cold with the damp, cold 
weather there.

Susan