Lady Gaga Cancels Shows Due to Injury

There are a lot of disappointed Little Monsters in Chicago, Detroit and Canada.

Lady Gaga postponed her "Born This Way Ball" tour after a crippling injury. Mother Monster has a severe case of inflammation of the joints and can't walk.

The Grammy award-winning singer tweeted she's "completely devastated" about canceling the shows. She also sent out a tweet asking her fans for forgiveness.

Lady Gaga only has a week to recover before her tour resumes in Philadelphia and New York City.