Dogs have off days too. Best to step back and just play until tomorow when you can try it again.
I have off days too where I shouldn't be training because I'm short of patience.
Venus of Crooked Creek 1/26/13
Otto von Hena-C 05/23/08
Morgan Donnermond 08/04/01 to 9/28/12 Long Live the Queen!
I have duct tape and I am not afraid to use it.