リンク先に兄二人が喋ってるところに弟が突撃してくる三本柱gifアニメ。
→GIF置き場

細かい台詞はご想像にお任せしますってことで。

The link leads to an animation of the Three Pillars, where the youngest barges in on his brothers who were having a conversation.
→GIF page

I'll leave the exact dialogue up to your imagination.