It's no secret to the UFC fans that the Diaz brothers share a close relationship with UFC legend BJ Penn.
In a recent story posted by Nate Diaz, the Stockton Slugger can be seen with former UFC champion BJ Penn.
In the background, other members of Team Diaz can be seen enjoying a meal.
BJ Penn also took to Instagram to share the moment, and captioned Diaz as his "Ninja."
BJ Penn and Nate Diaz have been spotted together on numerous occasions in the past. Needless to say, the duo have only grown closer over the years.