Doug comic strip mystery

Free Daily Comics Explode! Sophie's Potty Surprise Rocks 'Dog Eat Doug'

Free Daily Comics: Sophie sits on the bed while dad sleeps. Sophie says, "Good morning! Get ready to be super proud of me!"
Free Daily Comics: Sophie says, "I had to go potty in the middle of the night and I didn't wake you up!" as Dad gets out of the bed.
Free Daily Comics: Sophie says, "Pretty impressive, huh?" Dad yells off panel, "AAAAAGH! WHAT IS IN MY SLIPPERS?!!"

Sophie's Potty Surprise Explodes! Dog Eat Doug Free Daily Comic Gets Messy

I have to be fair to Sophie. She never did this. She only had a couple catastrophic potty accidents. One was after surgery and the other was when she was sick.