Simon Cowell was joined by Louis Tomlinson as a guest judge on America's Got Talent last night for the 'Judges Cuts' section of the show.
Things got a little painful for Simon and one of the contestants, take a look at why Simon pinched his nipples
Baron of the Universe: Man Attempts to Pull a Car with His Nipples
Louis Tomlinson joins Mel B, Heidi Klum, Howie Mandel and Simon Cowell as a guest judge for one night.
Louis Tomlinson appeared to have a great time as a guest judge on the show, proving indeed he could be a contender for one of the UK shows.
Watch Louis wowed by Jayna Brown's powerful performance of Andra Day's 'Rise Up' using his golden buzzer to guarantee her place in the next round.
America's Got Talent continues Tuesday 26th July with the live shows.