(CBS News) Canadian pop star Justin Bieber suffered a concussion Thursday night in Paris after running into a glass wall during a concert.
The accident happened between songs backstage. Bieber told celebrity news website TMZ he was disoriented, but went back on stage and finished the show. He later passed out in his dressing room for 15 seconds, TMZ reports.
Bieber tweeted his fans after the incident, writing, "Gotta laugh at yourself sometimes," and then later, "i will see u again Glass. I will have my revenge. BIEBER vs GLASS. MGM LAS VEGAS 2013. lol."
Bieber later told TMZ, "I guess me and glass windows just don't work."