“Till The World Ends” Up 6% This Week

Femme Fatale dropped 12% this week in sales, but "Till The World Ends" is still kicking ass and taking names!

Brit's second single off her seventh studio album rose to the number 10 spot (from 11) this week, up 111,000 (up 6%), according to Billboard.com.

This single statistically is one of Britney's most successful. Congrats, B!