and yet, their coach, dave mcpherson, says he noticed strange things that happen.ieve in this twin telepathy. have you seen that part of it? >> once or twice a year we get a twilight zone moment where they do the same thing independently, they weren't with each other. really random stuff will happen. >> reporter: it doesn't get more random than this. when 3,000 miles apart, they go to the same store on the same day and buy the same piece of furniture. >> i got a good coauch. i texted bob a picture. earlier that same day, he was at the pottery barn in miami and bought the same couch, same color -- >> same day. >> same day. >> i didn't know he was going couch shopping. he didn't know i was. we have never been couch shopping before. >> reporter: what explains that? >> i don't know. having the same taste. living together and just seeing different -- >> >> reporter: telepathy. >> magic. >> reporter: for "nightline," i'm juju chang in texas. >> that is cool. tomorrow night, tune in for the beginning of our series, "primetime nightline," beyond belief. juju will have more