Savage Garden - I Knew I Loved You

"I Knew I Loved You" by Australian pop duo Savage Garden, is from their second studio album, Affirmation (1999). The song went straight to number one on the Billboard Hot 100, becoming the band's second number one in the United States after "Truly Madly Deeply".

https://en.wikipedia.org/wiki/I_Knew_I_Loved_You
https://en.wikipedia.org/wiki/Affirmation_(album)
https://en.wikipedia.org/wiki/Savage_Garden