Aw Chris,
That face says:
Mum,I didn't Mean to....Perhaps I ate Too Much Last Night????
Or My Schedule was off????
Or the Planets' Weren't aligned correctly????
I'm Cute,But I'm a Dog.....
It Won't Happen again,Mum!!!!!

Now Come Here so I can give you a Big Slurpy Kiss!!!!!

Love,
Bob!!!!