Transcript for OJ Simpson joins Twitter
past week marked the 25th anniversary of the murders of o.j.'s Simpson's ex-wife Nicole brown Simpson and her friend Ron Goldman. Some people are questioning why he decided to join social media. And what he meant in his first message. Aeb's erielle reshef report. I got a little getting even to do. Reporter: This morning, that cryptic message from O.J. Simpson going viral. Hey Twitter world, this is yours truly. Coming soon to Twitter, you'll get to read all my thoughts and opinions on just about everything. Reporter: Simpson apparently joining Twitter late Friday, just days after the 25th anniversary of the brutal murders of his ex-wife Nicole brown Simpson and Ron Goldman. This is the only official account. Reporter: An upbeat Simpson giving a taste of what's to come on his feed. Uploading a new video on Saturday night. For years people have been able to say whatever they want about me without accountability. Now I get to challenge a lot of that And set the record straight. Reporter: Now two decades after the former football and movie star was acquitted of the killings in the so-called trial of the century. We the jury find the defendant orenthj. Simpson not guilty -- Reporter: And nearly 12 years after the release of his book entitled "If I did it" stirred controversy. It's another bizarre stepping stop in the story of O.J. Simpson. Reporter: O.J. Making waves with his latest public move. One takeaway, nothing should surprise us anymore about O.J. Simpson. Simpson's Twitter bio said, if you don't see it here, I didn't say it. So far that first video has been viewed more than 8 million times. People are paying attention. As they always seem to do. Let's switch gears this
This transcript has been automatically generated and may not be 100% accurate.