When I'm Gone (Alesso & Katy Perry) / Walking On Air Medley en vivo desde PLAY Las Vegas

Katy Perry Drops Mesmerizing Video for Her New Single with Alesso: Watch 'When I'm Gone'

Alesso & Katy Perry - When I'm Gone (Oficial Lyric Video)

Alesso, Katy Perry - When I'm Gone (Oficial Video)

¡Touchdown! Katy Perry estrena video de 'When I'm Gone' con Alesso

North West Joins Katy Perry On Stage At Katy Perry’s Las Vegas Show

North West Joins Katy Perry On Stage At Katy Perry’s Las Vegas Show

Katy Perry Films Her New Music Video In Vegas [2009]

Katy Perry reveals the setlist for her Vegas residency

Katy Perry kicks off her Las Vegas residency with larger-than-life show

Katy Perry and Mick Jagger Rolling Stones live in Las Vegas

Céline Dion au concert de Katy Perry à Las Vegas : son look léopard ne passe pas inaperçu

Katy Perry ha vivido su primera residencia en Las Vegas

Katy Perry démarre sa résidence à Las Vegas avec un spectacle plus grand que nature

Katy Perry balance des pizzas à ses fans en boîte de nuit à Las Vegas

Katy Perry reveals Orlando Bloom gives her wardrobe advice and teases upcoming Vegas residency

Katy Perry welcomes 'all conspiracy theorists' to Las Vegas residency following her apparent eye twitch

North West Joins Katy Perry on Stage in Vegas as Proud Mom Kim Kardashian Watches from Audience

Katy Perry has to be careful not to become 'fat Elvis' during Las Vegas downtime

Katy Perry, Luke Bryan & Lionel Richie Talk 'American Idol' Reboot, Las Vegas Shootings | Billboard News

Rock in Rio: Katy Perry - "Waking up in Vegas" -- Live Performance

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