Gayle King and Oprah Winfrey hit the road 15 years after their infamous cross-country trek, and their multi-stop adventure through Santa Barbara, California, was filled with a few twists and turns, including a run-in with Katy Perry. ET's Rachel Smith spoke with Gayle about her and her lifelong friend's new series, OG Chronicles: Joy Ride, and how the pop star helped her pick out something for her future grandson.«Katy Perry's very nice. She knows that my first grandchild is on the way.