Matataki gives the others a crash course in model rocket building. Some time later, Umika and her friends attend a model rocketry festival, and run into a familiar face...
I told you, stop doing 
that in front of others!
!أخبرتكما أن تكفّا عن فعل ذلك أمام الآخرين
Nicht vor anderen Leuten, verdammt!
¡No hagas eso en público!
¡No hagas eso en público!
Fais pas ça en public !
Ti avevo detto di non farlo davanti a tutti!
Não façam isso na frente dos outros!
Я же просила,
не на людях!