Johnson got stuck in mid-air and had to ask someone for a rope to get him down.
If there ever was a real-life Mr. Bean, this guy is him.
Check it out below.
- Johnson Stuck On A Zip Wire At Olympic Event (news.sky.com)
- Boris Johnson, London mayor, stuck on a zip line (photoblog.nbcnews.com)
- Only Boris Johnson! London Mayor gets stuck on a zip wire (express.co.uk)