Listen to I Have A Dream (From "Mamma Mia! Here We Go Again") online. I Have A Dream (From "Mamma Mia! Here We Go Again") is an English language song and is sung by Lily James. I Have A Dream (From "Mamma Mia! Here We Go Again"), from the album Mamma Mia! Here We Go Again (Original Motion Picture Soundtrack / Singalong Version), was released in the year 2018. The duration of the song is 4:24. Download English songs online from JioSaavn.