I didn't see it What season is it? I wanna buy the episode on iTunes.

I love her How I Met Your Mother appearance.

She did that, Raising Hope, SNL, the Simpsons, any others?

I can't ****ing wait for Prism I'm gonna have to change my Teenage Dream poster for a Prism one once they come out

1. Katy Perry - Roar
261. Katy Perry - Firework
302. Katy Perry - Wide Awake
527. Katy Perry - Part of Me
544. Katy Perry - Hot N Cold
696. Katy Perry - I Kissed a Girl
715. Katy Perry - Teenage Dream
717. Katy Perry - Last Friday Night (T.G.I.F.)
793. Katy Perry - California Gurls (feat. Snoop Dogg)
843. Katy Perry - E.T. (feat. Kanye West)
959. Katy Perry - The One That Got Away

Not "One Of The Mixtapes"

I can't find the full Killer Queen video. It was set to private on youtube.

OMG THIS IS REAL?

Kongrats Kats!!

Yes. https://twitter.com/katyperry/status/9538906549

They're friends though. I'm sure she was joking.

Hello KatyCats, I'm newbie here and I'm a KatyCat too. Stan for the Female MJ.

welcome

Welcome, Exile!

Katy Kat/Beyoncé Stan hybrid I adore Katy! And you're all gonna hear me Roar! - Jordan

love me some katy so here i am!

You are perfect

Welcome here and mindim too!

Thanks guys. Benjamin, where are you from?

lol yes thats how they joke. last time katy called her a **** and told her to not sleep with so many djs cus sky tweeted that her all her songs were leaking. lol i would a COLLAB! Everything Is Embarrassing 2.0