It's funny you should mention that...

Meaning

Responding to a relevant comment.

Examples

• John: I was just thinking about that awkward meeting yesterday.
• Alice: <b>It's funny you should mention that</b>... I was too! What a disaster.
• John: Right? I couldn't believe how it unfolded.
• Alice: Me neither. <b>It's funny you should mention that</b>; I was replaying it in my head all morning.