“叙旧”用英语怎么说?

catch up
这是美剧中看到比较多的表达，我个人就理解为“叙旧”，我认为比其他的表达方式更生活化，更自然

talk about the past

talk about the past 我刚查字典了

chat about the past
或：talk about the past

Talk about the old days