Watch Katy Perry's new lyric video for her song "Birthday" inspired by all things cake, sweets and candy. Katy Perry contacted "Cake Bosses" to bring her sugary vision to life. After the shoot was wrapped the video team devoured the sweet treats.

Want to see Katy Perry live with Y93 at the Fargodome? All the winning details are coming in May when Y93 kicks off the Katy Perry Road Tour to win tickets, hotel stay at the Hilton Garden Inn in Fargo and a shopping trip to Repeat Performance.