The crowd on Centre Court saw Kyrgios being warned for swearing and Tsitsipas attempting to hit his rival with a smash and whacking a ball into the crowd.
Greek Stefanos Tsitsipas blew his first-round opponent away, although he was less successful with a microphone in front of him.
Greek tennis player Stefanos Tsitsipas lost his first-round match at the US Open, although it was his rant against French people that grabbed the headlines.