1. Katy Perry, is an American recording artist, songwriter, and actress.
Perry was born and raised in Santa Barbara, California.

2. Perry has received multiple awards and nominations; she has been nominated for nine Grammy Awards and was named by Billboard as 2012's Woman of the Year.

3. She has sold 11 million albums and 75 million digital tracks worldwide
She has sold 11 million albums and 75 million digital tracks worldwide. Perry remains the only artist to spend 69 consecutive weeks in the top ten of the Hot 100.
Katy Perry

4. Perry has Portuguese, German, Irish, and English ancestry.

5. As of October 2012, Perry's Twitter account is the third most popular celebrity account behind that of Lady Gaga and Justin Bieber, with over 30 million followers.

6. Perry is known for her unconventional style of dress
Perry is known for her unconventional style of dress. It is often humorous, bright in color, and she frequently uses fruit-shaped accessories, mainly watermelon, as part of her outfits.

7. The song is a self-empowerment anthem with inspirational lyrics, and was considered by Perry as the most important song for her on Teenage Dream.

9. Its lyrics describe a female protagonist who declares herself as un-breakable and strong following a dramatic break-up.

10. I wrote 'Part of Me' two years ago and I always knew that 'Part of Me' was a special song, It feels like my life plays out with these songs. I feel like I'm in some kind of weird 'Truman Show' where I'm like, 'Why is this single appropriate now and it wouldn't have been appropriate then?' It's just so crazy.
— Perry on "Part of Me" following its release.