"I've Been Waiting for You" is a song recorded in 1974 by Swedish pop group ABBA, released first as the B-side to the single "So Long".

[3] Fältskog sings the lead vocal on the song with guitars by Janne Schaffer.

[1] I've Been Waiting for You was released on 13 July 2018, alongside the soundtrack of Mamma Mia!

The song is performed by Amanda Seyfried (Sophie), Julie Walters (Rosie), and Christine Baranski (Tanya), and it was produced by Benny Andersson.

This version features revised lyrics by Björn Ulvaeus.