Your going to have set the record straight on who Alumni friend is from college. You are also going to have to set boundaries on his interaction with your son. Personally I would set it to zero.
Next time she calls. Do not call her Honey. Do not tell her what your doing in your life. Do not ask what she is doing.
That conversation should have went like this.
Hi. Thankyou. Was out and about jogging. Gotta run. Click.
This. ^
Don't let her treat you like her gay boyfriend (not that there's anything WRONG with that . . . )
)
