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Katy Perrys album 'One of the boys' came out on the 25TH June 2008.
i believe its Katy perry but i mean they both came at the same time as in they have been into music and yea its really if u noticed one first then they are first for you
When Katy Perry was smallat age 5-11:a actressbut then,at age 12 she got a mic for her birthday and after that Katy Perry be came a true singer.
It came out in 2008
Katy Perry worked in a Pizza Shop before she was a singer :)
Its not sure of yet. But Cody Simpson has came to see Katy perform before.
Katy Perry was briefly married to Russell Brand in 2012. Hot n Cold came out in 2008.
Katy Perry's first song was called "Ur So Gay" which got the public's attention but didn't chart and her first #1 was "I Kissed A Girl!" They came out around the end of 2007! I hope this has helped...If you want to know anything else just ask me! :D
POD released the song Goodbye For Now November 8,2005. The song featured Katy Perry on it. It came from their 6th studio album Testify which was released in the year 2006.
Katy Perry's song Just Dance was how they came up with it.
It came out some time in 2009 i think.
she didnt act in one, but she voiced as smurffete in the smurfs movie that recently came out.