Katy Perry How I Met Your Mother Video

Wow, can't wait to watch the episode. Katy Perry will be on the upcoming episode of How I Met Your Mother.

This is official. A video has been released online. In fact, it was Neil Patrick Harris who posted the video on twitter. He tweeted, “CBS just emailed me promos for the Katy Perry ep of HIMYM. Not sure if I’m supposed to tweet ‘em yet. Oops.”

Watch Katy Perry How I Met Your Mother Video

Watch Katy Perry How I Met Your Mother Full Video