Here's a hint for Lydia- who apparently doesn't know everything as we once believed.
* If you are trying to hide something from your mother- perhaps a pine cone she asked you to leave at the park, for example- holding it behind your back does seem like a clever plan. However, if your mother is walking directly behind you, your plan backfires.
Trying to cram it into your two-inch shirt pocket was also an admirable attempt. Playing innocent when confronted about it didn't work this time. Nice try, though.