It's harmless fun, plus it's cute. Lighten up!
Yes. It's OK to say something, but leave the actual discipline up to his/her parent or guardian.
Yes. All teens do and it's totally normal. I just hope they come to me about the really important stuff.
If you are not working on the solution, you are part of the problem.
Wife. Mother. Professional. Educated. Votes on the issues & does not label herself with any political party.