How honest should a breakup be?

How honest should a breakup be?

“I met this great guy on Instagram who sent me a message because he thought I was cute. We hit it off and went on a few dates. I’m still in a long term relationship with a guy in California and I plan to break up. I’m trying to figure out if I should be honest with him and tell him about the dates or skip that part because it would make things worse…”
What do you think?
January 20, 2021
Pete KellyWeekdays 10-2PM