They do have an established pattern of pissing themselves in unison when something shocking happens, so I guess farting in unison at the sight of something mildly surprising is the logical next step.
Shitty shcum parent that doesh't let to chake id eajy should die quickly!Marisa is not coming back, we don't have anything to munch-munch...
Mister tum-tum is hungry-hungry...Why would you zay such a thiiing!?Are these... mister vegetables?Yuuu...little ones...
Yu?