Who is your favorite singer?
Katy Perry is a very talented song writer and performer 
Is she your favorite? Which song of her's you like the most?
"Roar" was a very successful song. 
Yes, that's true. Perry has nine U.S. Billboard Hot 100 number one singles and has received various awards, including four Guinness World Records, 5 Billboard Music Awards and 5 American Music Awards as well.
Her Super Bowl performance was fantastic! What did you think about it?
Are you talking about Super Bowl XLIX Halftime Show?
Yes...What did you think about it?
Yes, Great performance Katy Perry performs onstage during the Pepsi Super Bowl XLIX Halftime Show at University of Phoenix Stadium.
What a spectacular performance...