Rein Me In

"Rein Me In" is a song by British singer-songwriters Sam Fender and Olivia Dean. It is a re-recorded duet version of a song from Fender's third studio album People Watching (2025), as the original features only Fender. It was released on 20 June 2025 as the sixth single from the album.

"Rein Me In" became Fender's first song to reach number-one on the UK Singles Chart in February 2026; it has subsequently spent 23 weeks at number one, becoming the longest-running number-one single in UK music history. It also won the Brit Award for Song of the Year. Outside the United Kingdom, "Rein Me In" also topped the charts in Australia and Ireland and reached number two in New Zealand. It became Fender's first entry on the Billboard Hot 100, peaking at number 45.