101.9 AMP Radio Presents R5 At The Hard Rock Live! Read More | Buy Tickets | #1019AMPRadioR5 

walking on air

(Cass Bird/Capitol Records)

Watch Katy Perry Perform ‘Roar’ & ‘Walking on Air’ on ‘SNL’

For her Saturday Night Live appearance this time around, Katy Perry did not even attempt any jokes. It was all business, with two heavily themed performances of “Prism” tracks “Roar” and “Walking on Air.”

10/14/2013