Lady GaGa -- Who's That Girl?
3/14/2010 3:09 AM PDT
Lady GaGa -- Who's That Girl?
Here's
Lady GaGa in her new video for "
Telephone" (
left) -- and Queen of Pop
Madonna back around the time she was filming "
Who's That Girl" in 1986 (
right).

Neither are natural blondes.
We're just sayin'.