Lady Gaga fell off the stage while performing in Las Vegas and video of the fall has now gone viral. Gaga invited a fan on the stage, she jumped in his arms and the fan fell lost his footing and off the stage into the pit. Fans at the show said Gaga got right back up and continued singing and dancing. After the show Gaga assured her fans that she was OK and showed an x-ray with an "OK" hand gesture. Gaga's Vegas residency will wrap up November 8th.