United Kingdom, Nov. 23 -- Machine Gun Kelly made a shock confession about his sex life as he performed at the Las Vegas Grand Prix this week.

The Bloody Valentine singer - who welcomed daughter Saga into the world in March with actress Megan Fox - was onstage at the T-Mobile Zone at Sphere on the Vegas Strip on Friday (21.11.25) when he boasted about how long he can last in the bedroom.

He quipped: "And just so you know, I am not much far off from an F1 racer when I'm in the bedroom, because I'm very fast and it takes me a long time to get to the finish line."

His random brag about his stamina for sex comes days after it was reported that he and Megan are "closer than ever".

A source told Us Weekly: "Their baby girl is their top prio...