Oh, oui oui!
If UR a Mad Men fan, then U know exactly what we're talking about!
WARNING: Slight Spoiler Ahead!!
As awkward as it was for Jon Hamm's character, the song lit Twitter with curious conversation. Soon, everyone was singing it, LOL!!
Apparently they're selling the MM rendition on AMC's website for only $6.98! But U can have both and buy Gillian's on iTunes too!
We're actually really diggin' it!! Aren't U??