Katy Perry would have to be more popular than Carrie Underwood, because Katy's music is played more often and is more widely accepted throughout the world.
Katy Perry would have to be more popular than Carrie Underwood, because Katy's music is played more often and is more widely accepted throughout the world.
Katy perry
Katy perry because she is older.
katy perry's most popular song is thought to only be california gurls but, it could also be firework. you choose your favorite.
Katy Perry is American.
katy perry
Katy perry
Katy Perry.
katy perry is very popular she's one of the best
Katy perry because she is older.
no! Katy perry has been around longer.
well Katy perry does have more twitter followers but justin bieber is more popular
Katy Perry is more popular. She has a gramme, actually 3 Grammies.
tAs of now (August 15, 2010) California Gurls is the most popular Katy Perry song in America!
Miley Cyrus, Sara Bareillis, Carrie Underwood, Jennifer Hudson, Paramore, Lil Wayne, Eminen, Rihanna, Katy Perry, Ace Young, and Andrea Bocelli along with Sara Brightman.
yes she was I think the season before or after Carrie Underwood
katy perry's most popular song is thought to only be california gurls but, it could also be firework. you choose your favorite.
The popular title given to Katy Perry fans is "KatyCats".