TBT: Watch Dirk Nowitzki and Chandler Parsons play tennis

It's always a bit disorienting to watch Dirk Nowitzki and his 7-foot frame try to swing a golf club or baseball bat, but he looks right at home with a tennis racket. 

On his personal Instagram account, Dallas Mavericks teammate Chandler Parsons posted a throwback video of Nowitzki dropping in a pretty speedy serve that Parsons called out, much to Nowitzki's chagrin. 

Check out the throwback Thursday video of the two forwards playing together on a different court: