When she calls to complain about the kids (or anything), just listen and validate -- do not offer suggestions. Your instinct was right on that one! If she wants you to talk to the kids, talk to them. I think you're doing the right things.

Accuray

Married 18, Together 20, Now Divorced
M: 48, W: 50, D: 18, S: 16, D: 12
Bomb Dropped (EA, D): 7/13/11
Start Reconcile: 8/15/11
Bomb Dropped (EA, D): 5/1/2014 (Divorced)
In a New Relationship: 3/2015