Hilary Duff is Lady Gaga Fan

Hilary Duff revealed on Twitter that she is a Lady Gaga fan. She attended a Gaga concert in Pittsburgh.

Hilary first tweeted:

Going to see lady gaga in Pittsburgh with my favorite! Soo pumped! Baby I was born this way!!!

and then later:

Hola tweetybirds!Still coming down off of my lady gaga crush! She's pretty bad ass. What a show!