First of all you should estimate how long you think your reception will be. If it's only 3 hours and you're only paying $50, personally as a bartender myself, that's an insult. Second, if you're paying only for labor you should find out how much she makes during a normal shift at work. I live in a fairly small town but can easily make more than $40 an hour during each night.
1 being out of the ordinary the marine is being cited for extraordinary courage Synonyms aberrant, aberrated, abnormal, anomalous, atypical, especial, exceeding, extraordinaire, exceptional, freak, odd, peculiar, phenomenal, preternatural, rare, singular, uncommon, uncustomary, unique, unusual, unwontedRelated Words conspicuous, notable, noticeable ...
3 : free of extraneous matter : pure. 4 : free of impediments to view : unobstructed. 5a (1) : evident to the mind or senses : obvious it's perfectly plain that they will resist (2) : clear let me make my meaning plainb : marked by outspoken candor : free from duplicity or subtlety : blunt plain talk. 6a : belonging to the masses : commonb : lacking special distinction or affectation : ordinary.