She co-writes all of her songs. Which means that the REAL song writer agrees to let Katy change a couple of words in a song so that Katy can get credit for writing the song to make her seem like a real musical artist instead of a just a singer.
It is one of her most popular songs, but she has many other best songs.
katy perry's most popular song is thought to only be california gurls but, it could also be firework. you choose your favorite.
well some of the most famous are shannon woodward, rihanna & DJ skeet skeet but she has more
Katy perry because she is older.
Firework is most
She co-writes all of her songs. Which means that the REAL song writer agrees to let Katy change a couple of words in a song so that Katy can get credit for writing the song to make her seem like a real musical artist instead of a just a singer.
Katy perry, hot and cold :)
It is one of her most popular songs, but she has many other best songs.
katy perry's most popular song is thought to only be california gurls but, it could also be firework. you choose your favorite.
well some of the most famous are shannon woodward, rihanna & DJ skeet skeet but she has more
tAs of now (August 15, 2010) California Gurls is the most popular Katy Perry song in America!
California gurls and Teenage dream are definitely her best songs !!!!!!!!!!!!!!! there up beat extremely catchy and california gurls is the 8th most bought song on itunes and teenage dream is the 13th!!!!! so probably california gurls and teenage dream
As of 2011, the most popular song in the US is probably Firework by Katy Perry.
Katy perry Love her... love most of her songs!
Katy perry because she is older.
California Gurls by Katy Perry, featuring Snoop Dogg.Other popular songs: Teenage DreamDynamiteLove The Way You LieMineCooler Than MeA Year Without RainDJ Got Us Fallin' In Love