You do nothing, but continue on with your brilliant life and if you're available when they are, then spend the time with them. Perhaps, they need a few "sorry, I have too much to do's" back at 'em, IMHO.
Hope you're having a lovely weekend, otherwise.
Me:57 H:52 M:28 Got another lawyer last year and filed. D35,S/D twins28,D22 EA4/04 End? Who knows? "Life is like a mirror. Smile at it and it smiles back at you." — Peace Pilgrim