Which pet shampoo did we use on this dog before his owner asked us to change it?

How to say “Which pet shampoo did we use on this dog before his owner asked us to change it?” in Japanese

In Japanese

前(まえ)にこの子(こ)に使(つか)ってたペット用(よう)シャンプーってどれだっけ？飼(か)い主(ぬし)さんに変(か)えてほしいって言(い)われる前(まえ)のやつ。

Mae ni kono ko ni tsukatteta petto yō shanpū tte dore dakke? Kainushi-san ni kaete hoshii tte iwareru mae no yatsu.

Which pet shampoo did we use on this dog before his owner asked us to change it? in other languages