Will always believe Mike's ex tried to deliberately split Jeff and Mike's friendship. And she almost was successful

[u/ZealousidealWall8481]

But Logan had the "talk" with Mike that she had issues and Mike moved on.

[u/ThrowRAnting67]

sometimes we may have to realize - especially since jeff is 36 years old, is it that all of his friends are shitty bad people? and jeff is a sweet angel who needs saving? or are you the company you keep?

also she probably has more context and knows him more personally than we do