This teenager is not going to waste her breath trying to convince her grandmother to watch her end-of-the-year school concert. Instead, she had a quick conversation with Grandma , and then turned off her phone! In life, you'll learn that a lot of people are flaky. Being the friend who actually shows up to events time and time again isn't easy, but it's so worth it to deepen your relationships with those around you. It's a sign that you care enough about that person to carve some time out of you…