(She snuck it; I swear I never purposely give her pop. Well, only rarely. Occasionally. Sometimes. OK, not every day.)
Me: Is that your little stuffed cow, Molly?
Me: Oh, are you feeding your cow something to eat?
Molly: YEAH! APPLE!
Me: What will you give him to drink?
Molly: OOOOH! POP!
Me: What else will you feed your cow?
Molly: POOP! (uproariously laughs at self)