If you want to be a model, get ready for years of training. It's not easy! Even the professionals don't always get it right. See exhibit A:
These people probably wouldn't make it as models, but they're wonderful as performers for this internet video. All hope is not lost!
Of course, models aren't the only people who have trouble walking sometimes. It looks as though this young woman could use some more practice walking in those heels.
You do not want to fail if you ever try to make it in the modeling industry. If you do, Tyra will be disappointed in you. And you do not want to disappoint Tyra.