MacNeal had released one solo single – a cover , produced by Hans van Hemert , of " I Heard It Through the Grapevine " , written by Norman Whitfield and Barrett Strong and made famous by singer Marvin Gaye – before teaming up with Willem Duyn ( Mouth ) , to form the duo known as Mouth & MacNeal , recording Pop international hits such as " How Do You Do " ( 1971 ) and " Hello-A " ( 1972 ) . She was with Mouth & MacNeal from 1971 to 1974 including a participation in the 1974 Eurovision Song Contest with the song " I See a Star "
1974 Eurovision Song Contest
Eurovision Song Contest 1974
Maggie MacNeal