Well not quite the single (we wish).
The video for “If U Seek Amy” is currently at #2 on iTunes, behind The Lonely Island’s “Jizz In My Pants”. We’re a dirty little country now, ain’t we 
Remember that video downloads from iTunes now count towards a single purchase on the ARIA singles chart, so depending on the physical purchases of the single (which Sony tell us are pretty good) – here’s to a Top 10 surge!
