Hey Mom, I smell Cheetos!!
Are you eating Cheetos??
Mom--I don't know what you are talking about Gracie!!
Don't play games with me Mom!!! I'm talking about those cheetos right there on the table...you know the ones sitting right next to my other favorite...PIZZA
I knew I smelled Cheetos.
A nose knows!!
Footnote: Don't worry Gracie did manage to get a few Cheetos