Welcome, Lucy! And congrats on your fabulous guitar. I have owned the exact same model for over 4 years and love it! There was a time when I had some problems with tuning instability, but found an excellent solution here:
Welcome to GT Lucy. As a friend of mine from the UK used to say “such a prittie little thing”. Love your choice. That is an awesome color, and you can’t go wrong with a Gretsch. You are in good company here! Nice hangout - good people - lots of conversations (banter) & suggestions, Enjoy!