Katy Perry has clinched the Christmas number one single in America by scoring a third week at the top of the charts with "Firework". The newlywed has kept a surging Bruno Mars from the top of the Billboard charts - his "Grenade" moves up to two on the new countdown.
Mars and Rihanna both score top 10 doubles - Mars' "Just the Way You Are" moves up a spot to six, while Rihanna's "What's My Name?" drops to three and "Only Girl (In the World)" falls a spot to seven. Pink's "Raise Your Glass" and Ke$ha's "We R Who We R" round out the new top five.
In the albums rundown meanwhile, Taylor Swift leads the Top 10 list with "Speak Now". She is followed by former champ Susan Boyle's "The Gift" and new entry Michael Jackson's self-titled posthumous album at No. 2 and 3 respectively.