I was mad when I missed my credit card bill. I felt dumb
Oh no! I've done that before.  Did you call them and ask for a grace period so you didn't build fines?  We all make mistakes like that so don't beat yourself up.
I did, I still felt bad though
Those kinds of things are part of life and its better for our minds if we let them go and move on or see the humor in it.  I hope it didn't hurt your standing with the company.  You just reminded me to pay my internet bill! thanks!