Twitter co-founder Biz stone Twitter CEO Evan Williams announce on September 14, 2010 at Twitter headquarters in San Francisco, California.
This year's news has been a nonstop whirlwind. How well do you remember the things we talked about most on Twitter in 2016?
On Tuesday, Twitter unveiled its stats of the most-used hashtags and most retweeted tweets of the past year.
Clint Davis covers entertainment and trending news topics for the Scripps National Desk. Follow him on Twitter @MrClintDavis.