"Thank You" is a song written and performed by English singer-songwriter Dido. The song made its first appearance in 1998 on the soundtrack of the movie Sliding Doors. It was later included on Dido's 1999 debut album No Angel and released in 2000, becoming the album's biggest hit.
Entering the Billboard Hot 100 at number 80 in January 2001,[1] "Thank You" peaked at number three in April 2001. It held that spot for three weeks[2][3] and became Dido's first and only top-10 single in the United States. Additionally, the song reached number one on the Billboard Adult Contemporary, Adult Pop Songs, and Hot Dance Club Songs charts. In the United Kingdom, "Thank You" also reached number three, becoming the singer's third top-five single in the United Kingdom.