You know she's a Grammy winner married to Russell Brand, but now we tell you five fun facts you may not know about Katy Perry.

1. The famous brunette is really a natural blonde.

2. Perry's real last name is Hudson.

3. She is the middle child of two Christian ministers.

4. Now married to comedian Russell Brand, Perry was once linked to Gym Class Heroes frontman Travis McCoy, Benji Madden and Josh Groban.

5. Perry and Brand met at the MTV Music Video Awards where Perry performed the opening number of the show and introduced Brand, who was the host that year.