Katy Perry gets her krisimasi present : “Firework” logs its third week atop the BIllboard Hot 100. Moving into No. 2 is Bruno Mars’ “Grenade, and will likely take over the juu spot inayofuata week. Mars also has reason to celebrate as he ends the mwaka with two songs in the juu 10: “Just the Way wewe Are” moves 7-6.

Also logging two spots near the juu is Rihanna: “What’s My Name” featuring drake falls 2-3 and “Only Girl in the World” drops slightly from 6-7, according to Billboard.Pink’s “Raise wewe Glass” is No. 4, while Ke$ha’s “We R Who We R” stands at No. 5. The Black Eyed Peas hangs at No. 8 with “The Time (Dirty Bit),” and, rounding out the juu 10, Lil Wayne bows at No. 9 with “6 Foot 7 Foot” and Nelly’s “Just a Dream” is No. 10.

Diddy Dirty Money look to have a hit on their hands with “Coming Home” as it moves 24-19. The highest debut belongs to Taio Cruz, whose “Higher” featuring Travie McCoy launches at No. 80.