BbY WOW by KAROL G, Judeline, and rusowsky commands overwhelming trader consensus at 92.7% implied probability to finish as the top Spotify song for the week ending September 18, fueled by its rapid ascent to No. 1 on the global chart and sustained streaming dominance. The track from Karol G’s August 7 album No Me Arrepiento de Sentir Tanto has posted record weekly streams exceeding 42 million, secured Billboard Global 200 leadership, and maintained momentum through strong playlist placement and Latin-pop crossover appeal. Recent chart data shows it outpacing competitors by wide margins, with no major new releases or viral surges appearing in the final days before the tracking period closes. An upset would require an unexpected late-week acceleration from a challenger or a sharp drop in its own performance, scenarios traders view as low-probability given the song’s established lead and historical patterns for similar mid-cycle hits.