It was a beautiful night for the kick-off of the annual UPMC Sunset Music Series.    The weekly series is popular for music lovers and beach enthusiasts.  It’s from 5:30pm till sunset, and features plenty of music, food, and entertainment.  The season started with Brenna Bone and Sean Clark opening for Abbey Road.  Next week, June 20th, Rankin & Schell opens the show, with The Groove hitting the stage at 7:15pm.