Lady Gaga's routines make her sick Lady Gaga Sat-12-May-12 10:46 Share this LADY GAGA has been hiding a secret as she performs on her current tour - she's been rushing off stage each night to be sick due to her tough routines. The Poker Face hitmaker kicked off her Born This Way Ball trek last month in South Korea, and she staged her sixth show in Tokyo, Japan on Thursday night.And Gaga revealed to fans that it's the only evening she's not had to leave the stage to be sick. In a post on her Twitter.com page, she writes, "Yes Tokyo! Tonight was the first BTWBall that I didn't puke during show. (yes its that hard) (sic)." It's not the first time Gaga has battled through illness to perform for fans - she had to vomit in between songs during a concert in London last year after falling sick with food poisoning. WENN.com You May Also Like Lady Gaga gets naked for the cover of Candy magazine What Lady Gaga does with her Michael Jackson memorabilia Who is the highest paid musician this year? Become a fan of The Edge on Facebook and on Twitter .