Harry Styles has sparked concern at his Wembley gig as he choked on water before collapsing to the ground while performing. On Friday, the UK record for the hottest day in June was broken for a third day in a row, with temperatures reaching 37.5 °C in London.In a clip posted to TikTok, the singer could be seen blowing water out of his mouth for his famous 'whale' spit before visibly choking.Harry is then captured, falling to the floor while he continues to choke for a few seconds.Thankfully, the star managed to get back up to a seated position, but many fans were left worried about the hitmaker. One concertgoer told the Daily Mail: ‘As Harry ran down the stage for the final time in preparation for his famous whale he sprayed the crowd before he then started to cough. Harry Styles has sparked concern at his Wembley gig as he choked on water before collapsing to the ground while performing In a clips posted to TikTok , the singer could be seen blowing water out of his mouth before visibly choking Harry is then captured, falling to the floor while he continues to choke for a few seconds'Managing to suppress his chokes, he performed the whale before falling to the floor where he lay on his back and continued to cough and splutter!’Commenting on the heat at the concert, they added: 'After the first two songs, he took off his jacket and his shirt was already soaked with sweat, and he was like ‘oh god look at that! I’ve only done 2 songs!’Worried fans have shared their concerns on social media, penning: 'When he fell to his knees, my heart stopped in shock. Harry is incredible, it surely takes immense strength and stamina to perform in these temperatures, and yet he always gives it his all ❤️','He’s too dedicated to us, just Breathe Harry','I nearly had a heart attack watching the live stream!! Thought he collapsed from heat or exhaustion!!! Love you dearly Harry!!','I was soo worried about him', 'I was so scared, i was like oh noo','I got so scared for a second','I thought he passed out','I DONT LIKE THIS','Is he okay?'The Daily Mail has contacted Harry's representatives for comment. Many fans captured the heartbreaking moment Fans were left worried over the star Worried fans took to the comments on the video It comes just days after Harry opened night six of his Wembley Stadium residency by urging concert-goers to look after each other as temperatures soared.On Tuesday, the UK was bracing for its 'hottest day ever' as a heat dome spreading across Europe reached the country. The Health Security Agency has issued a red health alert warning that there is a 'risk to life for even the healthy population'. Temperatures were forecast to reach 33 °C in Wembley at 5pm when the doors opened and were expected to remain at a 31C high, as the One Direction star took to the stage at 8.05pm, following support act Shania Twain. Harry arrived on stage for the latest date of his Together Together tour dressed in his signature short shorts, teamed with a matching teal blazer and orange shirt.The singer, who kicked off his record-breaking 12-night Wembley residency on June 12, urged the 80,000 fans present to 'look after each other'.'We're going to look after each other, please try and stay hydrated. If you need anything at any point, please let me know, we can stop at any time,' he said. It comes just days after Harry opened night six of his Wembley Stadium residency by urging concert-goers to look after each other as temperatures soared'It's all good. We're gonna look after each other, have fun, dance, get sweaty, sing, scream if you wanna go faster.' Wembley Stadium relaxed its water bottle policy on Tuesday to allow concertgoers to bring metal or hard plastic water bottles inside.They also advertised half-priced water available for sale inside whilst free suncream was available from information points. A red weather warning has been issued across the country for Wednesday and Thursday, with temperatures due to come close to Britain's all-time record of 40.3C, set in July 2022. Some schools have cancelled trips and are setting work for students to do at home, after the Met Office warned the heatwave is expected to bring 'severe and significant impacts', including widespread health risks for many. Meanwhile the Army has cancelled ceremonial operations in London and Windsor to protect the 'wellbeing' of its soldiers, and lidos are already fully booked for the week ahead. Extreme heat is also expected to cause travel disruption tomorrow with train services across Kent and south-east London likely to be affected, South Eastern Railway said. The rail operator urged passengers to only travel if 'absolutely necessary'.The highest temperature recorded in the UK on Tuesday was 34.6C in Wisley in Surrey, the Met Office has said.Scotland and Northern Ireland recorded their hottest days of the year so far with the mercury hitting 28.8C in Fyvie Castle, Aberdeenshire, and 26.4C in Katesbridge, County Down. The singer, who kicked off his record-breaking 12-night Wembley residency on June 12, urged the 80,000 fans present to 'look after each other' Videos shared by Wembley Stadium showed water mist being sprayed over the crowd before the concert kicked off Temperatures were forecast to reach 33C in Wembley at 5pm when the doors opened and were expected to remain at a 31C high, as the One Direction star took to the stage at 8.05pm