I lived through the disco era and frankly I wasn't a fan of the polyester suit, the flashing strobes or the off-beat bass line. However I can admit now that there was a few good songs that came out of that peroid (not many). So here we are in 2010 and this is the 3rd year in a row that song with a Disco feel has caught my ear.
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In 2008 it was My Morning Jacket's Touch Me I'm Going To Scream part II;
...last year it was U2's Magnificent.
...and now this year The Black Keys The Only One.
This song reminds me of George McCrae's 70 disco hit Rock Your Baby.