Place it at the exact beat of the wardrobe slip, then follow with a sad trombone and a sitcom laugh once the group starts laughing, keeping the slip as the centre of the edit.
このサウンドについて
This is a brief Spanish voice clip built around the line 'se le cayó la bombacha', delivered in about a second and a half as a quick, pointed remark. It lands as awkward, teasing embarrassment, the kind of line that turns a clumsy slip into a shared laugh without needing any extra explanation.