Katy Perry finally hits the top slop this week. This is her 3rd number song in this chart this year. Note: This week Countdown is composed of 50 hit songs not 25. Based on the combined percentage of various charts, demands, downloads, radio airplays, and popularity. Websites to be considered: Youtube. MYX. BillBoard Top 100,… Read More Philippine Hot 50 Music Chart (December 12-18, 2010)