Madonna vs. Lady Gaga -- It's On!

2/12/2011 9:06 PM PST

Madonna vs. Lady Gaga -- It's On!

If you noticed a similarity between Lady Gaga's brand new song, "Born This Way," and Madonna's classic track, "Express Yourself," you're not the only one -- seems the Material Girl has noticed it too!

Madge's official YouTube page was updated today with a 1989 live performance video of "Express Yourself" she did at the MTV Video Music Awards. 

The two pop stars have never feuded -- Gaga has called Madonna a huge influence and the two even did an "SNL" sketch together back in 2009. 

Listen to Madonna's song above and Gaga's song here, then we ask ...