Overview

• Shawn Mendes made a surprise appearance at Niall Horan's London concert, performing 'Treat You Better' together.
• The duet occurred during Horan's 'The Show: Live on Tour' at OVO Arena Wembley, marking Mendes' second performance since 2022.
• Mendes had previously canceled his 'Wonder' world tour to focus on his mental health, making this return highly anticipated.
• The performance was well-received, with fans expressing their excitement and emotional responses on social media.
• Both artists have expressed interest in collaborating more in the future, hinting at potential studio work together.