Source : WordNet®

make whoopie
     v : celebrate noisily, often indulging in drinking; engage in
         uproarious festivities; "The members of the wedding party
         made merry all night"; "Let's whoop it up--the boss is
         gone!" [syn: {revel}, {racket}, {make merry}, {make happy},
          {whoop it up}, {jollify}, {wassail}]