Entertainment Music Conor McGregor Takes a Swing at Machine Gun Kelly with His Cane During Altercation on VMAs Red Carpet A source tells PEOPLE that McGregor, who is on hand as a presenter, asked to take a photo with Kelly but that his request was denied by the star's team By Rachel DeSantis, Rachel DeSantis Instagram Twitter Rachel DeSantis is a writer/reporter covering music at PEOPLE. She has held various roles since joining the brand in 2019, and was previously a member of the human interest team. As a music writer, Rachel interviews everyone from rock-and-roll legends to up-and-coming stars for magazine feature stories and digital news stories. Rachel is based in New York City, and previously worked as an entertainment reporter at the New York Daily News after getting her start as an Entertainment Weekly intern. She has a bachelor's degree in journalism from the University of Maryland. People Editorial Guidelines Daniela Avila, Daniela Avila Instagram Twitter Editorial Assistant, PEOPLE People Editorial Guidelines and Breanne L. Heldman Breanne L. Heldman Instagram Twitter Breanne L. Heldman is the Senior Editor of TV for PEOPLE. In this role, she oversees all television coverage — and coverage of TV stars — across print and digital. Heldman joined PEOPLE in April 2018 after two years as Senior Editor at Entertainment Weekly. Prior to that, she held editorial positions at Yahoo Entertainment, MTV, E!, and the New York Daily News. The Boston University alum and Cincinnati native frequently appears as an entertainment expert on programs such as Good Morning America, Access Hollywood and the People Every Day podcast and has moderated panels at Lincoln Center, 92Y, New York Comic Con and more. People Editorial Guidelines Published on September 12, 2021 09:20 PM Share Tweet Pin Email Conor McGregor nearly got into a brawl with Machine Gun Kelly on the red carpet at the 2021 MTV Video Music Awards. The Irish MMA pro, 33, appeared to yell at the singer as he walked the red carpet with girlfriend Megan Fox on Sunday, and McGregor had to be restrained by security guards, according to photos and video that captured the incident. A source tells PEOPLE that McGregor, who is on hand as a presenter, asked to take a photo with Kelly, 31, but that his request was denied by the star's team. "Conor went in on it a little bit," the source says, noting that the fighter dropped his cane, then retrieved it and began swinging it in Kelly's direction. Be sure to check out PEOPLE's MTV VMAs Awards coverage to get the latest news on music's big night. Conor McGregor and Machine Gun Kelly. Kevin Mazur/MTV VMAs 2021/Getty Conor McGregor. Jeff Kravitz/MTV VMAs 2021/Getty Conor McGregor. Kevin Mazur/MTV VMAs 2021/Getty A rep for Kelly did not immediately respond to a request for comment, and a rep for McGregor denied he asked for a photo. For more on the 2021 MTV VMAs and other top stories, listen below to our daily podcast PEOPLE Every Day. "Conor and Dee are in their seats enjoying the show. Conor appreciates all his fans," says McGregor's rep, adding that Machine Gun Kelly "attended Conor's last fight." A video captured by a VMAs attendee and shared to Twitter appeared to show McGregor lunge toward Kelly and shout at him as security guards held him back. Additional photos show the men standing face to face during the heated moment. MTV VMAs 2021: See the Complete Winners List Kelly is scheduled to perform his new single "Papercuts" on the VMAs stage, while Fox, 35, is slated to present. Inside the awards show, McGregor appeared to have moved on from the incident and was seen kissing his girlfriend Dee Devlin. Megan Fox and Machine Gun Kelly. ANGELA WEISS/Getty The incident comes two months after McGregor was forced to undergo surgery after injuring his leg during a highly anticipated UFC 264 fight against Dustin Poirier in July. The 2021 MTV Video Music Awards, hosted by Doja Cat, are airing live from New York City on Sunday, Sept. 12 at 8 p.m. ET.