Just be yourself and tell her kindly that you really don't want to discuss each other's personal lives now that you're divorced. You hope she's happy, but you don't need or want to know anything else.

M 20+ T25+
S ~15.5 (BD)
BD 4/6/15
D 12/23/16

"Someone I loved once gave me
A box full of darkness.
It took me years to understand,
That this too, was a gift."
~ Mary Oliver