Lady Gaga - Just Dance ft. Katy Perry

Timbaland vs. Lady Gaga - Morning After Poker Face

Katy Perry & Lady Gaga Ft. COLBY O’DONIS - Just Dance X Hot N Cold - ( MaSHuP )

Britney Spears & Katy Perry - Amy Girl (The Tipsy Remix)

▶ Extraterrestrial Cannibal Katy Perry Ke$ha Mashup YouTube 360p

Lady Gaga - Judas | Just Dance (Mashup)

When The Part Of Me Born Over This Way - Lady Gaga / Katy Perry / David Guetta [Mashup]

Britney Spears - Till The Firework Ends [Ft. Katy Perry]

Dark Romance (mashup of Katy Perry And Lady Gaga)

E.T - Katy Perry (SLOWED)

Lady Gaga - Poker Face (Official Music Video)

If U Seek Amy x Hot N Cold - Britney Spears/Katy Perry Mashup

Britney Spears feat. Katy Perry - Till The Part Of Me

Kesha x Lady Gaga - Blow x Judas (Mashup)

Lady Gaga feat. Billie Eilish - Bad Guy with Poker Face Mashup

Die young Vs S&M Mashup //Tom Haddock

Gimme Your Dark Horse - Britney Spears/ Katy Perry (Mashup)

Lil Nas X & Michael Jackson - INDUSTRY BABY & BEAT IT Feat. Jack Harllow (Lukka Mashup)

Britney Spears - Poker Circus (PokerFace - Circus MASHUP)

Lady Gaga vs Katy Perry - Hair vs I Kissed a Girl (Utopia # 5)

David Guetta feat. Rihanna vs. Britney Spears - Who's That Chick Till The World Ends (Mash-Up)