Jessie J admits she doesn't pee in a toilet backstage, so where does she pee? Jessie J Fri-08-Jun-12 10:56 Share this By Jay-Jay FeeneySinger Jessie J has admitted she often has to pee into a cup backstage at concerts."When you are in a changing room that is 15 minutes away from the toilet and you have six changes of clothes and press interviews, you have to master the weeing in the cup situation." You May Also Like Jessie J wants to make the move into films Hilarious video for girls with poo anxiety! Jessie J: social media is dangerous Become a fan of The Edge on Facebook and on Twitter .