Calleigh: Dad, we've run out of toilet paper...
Evan: Didn't mum tell you to buy some on your way home?
Calleigh: No, she didn't!
Calleigh: Oh wait.. no... she did... uhhh I forgot
Calleigh: Can you do that for me? Pretty please
Evan: Sure, but I won't be home until 8
Calleigh forgot to buy toilet paper at his mother's request. Evan will do it for him.