Wow, You're Good

Josh: What are those?
Me: Sour skittles.
Josh: Oh... *looks at candy longingly* Can I have some?
Me: No, you didn't eat a very good dinner.
*10 minutes later*
Josh: Are those sour?
Me: Yea.
Josh: I need you to put one on my tongue so I can see.
Me: I don't think so.