Bryce Harper's confrontation with Rob Manfred has gained attention across Major League Baseball, and one former player is warning Harper about it.

Baseball Commissioner Rob Manfred and Philadelphia Phillies star Bryce Harper had a spirited exchange during a question-and-answer session between the commissioner and the team, according to a person with direct knowledge of the conversation.

Bryce Harper told Rob Manfred to "get the f*** out of our clubhouse" if he wanted to talk about a salary cap, ESPN reported.