The welcoming of a new year is a time to look forward to what’s to come, but it’s also a time to reflect on the past. That’s why we’re taking it back to 2009, when some of our fave stars were just getting started in their music careers, altering their sound, or simply dropping catchy hits we still remember the words to. Keep scrolling down memory lane to see what songs turn 10 years old in 2019.