<prompt> Translate the following text to EnglishNa, Hakika, kile kilichonifanya niwe na hasira ni kwamba, wakati kuna makundi kama yetu, tulikuwa kumi na wawili, wao huweka moja kwa moja juu ya muswada.  <response>: yes and oh absolutely what made me angry was that when there are groups such as ours there were twelve of us they automatically put the tip on the bill 