K-pop group BTS has made their comeback as a group with a highly anticipated album, "Arirang", following nearly four years of hiatus. The news comes as ABC cancels its upcoming season of "The Bachelorette" following a video released by TMZ showing Taylor Frankie Paul throwing objects and yelling at her former boyfriend. The World Happiness Report has named Finland as the world's happiest country for the ninth consecutive year and found heavy social media use could be linked to youth unhappiness.