The girls' song "I Am the Best" ranked at #1 on Billboard's 'World Digital Songs' chart for this week.�Likely�buoyed the song's appearance in the Microsoft Surface Pro commercial that has been running for a few weeks.�Last week, the song skyrocketed to #4, but it kicked its way up to�the top place this week!�

The song was heard on American radio as well.

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Congratulations to the girls!

[Thanks to everyone who sent this in!]