This is a list of songs that reached number one on the Billboard Mainstream Top 40 or Pop Songs chart in From Wikipedia, the free encyclopedia. January 4, Retrieved December 31, January 11, Retrieved January 7, January 18,
Copperman, Z. Kale Z. Kale, J. Nite, G. Max Martin, O.
Top Charts. Greatest of All Time. Breaking and Entering.
Gains in performance. Fedi, B. Slatkin, KBeaZy G. Slatktin, K. Bach, M. Jawsh , Jason Derulo J.