Katy Perry is a famous singer and songwriter from the United States. She was born on October 25, 1984, in Santa Barbara, California. Her real name is Katheryn Elizabeth Hudson. Katy's love for music started at a young age, and she began singing in church when she was a child. She even released a Christian music album under her real name before becoming Katy Perry.

In 2008, Katy Perry released her breakthrough single "I Kissed a Girl," which became a massive hit. This song, along with her album "One of the Boys," made her a music star. She is known for her pop music and colorful, creative music videos.

One of her most famous songs is "Firework," which became an anthem of self-empowerment and hope. Katy's music is catchy and fun, and many people around the world enjoy it.

She has won several awards for her music, including Grammy Awards. Katy Perry is also known for her unique style and costumes, often appearing in eye-catching outfits.