ObTopic - The thing you have to talk about again after someone takes t

The thing you have to talk about again after someone takes the conversation somewhere weird.

'We were talking about the best pizza, and now it's about your weird obsession with your neighbor's dog.'

'You started a debate about the best movie, and now it's about your weird aunt's TikTok dance.'

'We were discussing the game, and now it's about your weird habit of talking to your plants.'