Katy Perry duets with Rebecca Black

Katy Perry duets with Elmo on Sesame Street!

Katy Perry duets with Elmo on Sesame Street

Katy Perry singing Rebecca Black's Friday

Rebecca Black at Katy Perry: Part of Me PREMIERE Pink Carpet Arrivals

Rebecca Black at Katy Perry: Part of Me PREMIERE Pink Carpet Arrivals

'Chained To The Rhythm' - Katy Perry -- (Alex Goot, KHS, Rebecca Black)

LYRICS ׃ Chained To The Rhythm - Katy Perry ¦ REBECCA BLACK, ALEX GOOT, KHS Cover

Chained To The Rhythm - Katy Perry - REBECCA BLACK, ALEX GOOT, KHS Cover by Zili Music Company

Video Katy Perry Duets With Elmo On 'Sesame Street'

Katy Perry - "I Kissed A Girl" PARODY - I Kissed A Boy

Travis - I Kissed A Girl [Katy Perry Cover]

Katy Perry - I Kissed a Girl (Ivri Lider Cover)

I Kissed A Girl (Parody) - Katy Perry - Elderly Remix

I kissed a girl - Katy Perry (duo) cover

I f#cked your mum (Katy Perry- I kissed a girl) sorry about sound. yt compressor...

Katy Perry I Kissed Girl Traduzione Italiana

Katy Perry - I Kissed A Girl Instrumental

Katy Perry - I Kissed The Floor

Katy Perry - I Kissed A Girl

I Kissed A Girl - Katy Perry Piano

Rebecca Black - The Great Divide (Official Music Video)

REBECCA BLACK FT BEST FRIENDS TRUTH OR DARE

Rebecca Black Dave Days Saturday Official Music Video

Royals No Autotune Lorde Cover by Rebecca Black

Rebecca Black ft Dave Days Saturday Goat Version

Rebecca Black Dave Days Saturday Official Music Video

Dua Lipa on Radical Optimism, Glastonbury & The Met Gala!

Emily Blunts Outs Ryan Gosling For His Dislike of the English Breakfast

Sofia Boutella & Staz Nair talk gymsperation and Zack Snyder enthusiasm

Anne Hathaway and Nicholas Galitzine reveal their pop star crushes

Jonah Hauer-King on The Tattooist of Auschwitz

Zack Snyder "You Just Need A Bigger TV!"

Katy Perry Wants to Give Her American Idol Replacement THIS Unique Gift (Exclusive)

Met Gala's Most OUTRAGEOUS Moments Katy Perry, Cardi B, Zendaya and More! E! News

Fantasia Barrino 'Would Love' to Replace Katy Perry on American Idol (Exclusive)

35th Annual Colleagues Spring Luncheon Red Carpet: Katy Perry, Ali Wentworth, Angela Lerche, Bridget Gless Keller, and more

Katy Perry and Angela Lerche attend the 35th Annual Colleagues Spring Luncheon red carpet

Katy Perry attends the 35th Annual Colleagues Spring Luncheon red carpet