baɪ nˈaɪntiːnhˈʌndɹɪd sˈɛvənti fˈoːɹ ˈaɪɹɪkˌɜː hˈɔːksən hæd ɹᵻplˈeɪst ɡˈʌðməndjˌʊɹ æz ɐ vˈoʊkəlˌɪst ænd ɡɪtˈɑːɹɹɪst sˈɪɡɚdʒˌɛɹ sˈɪɡmʌndsən hæd dʒˈɔɪnd ðə ɡɹˈuːp.
By 1974 Eiríkur Hauksson had replaced Guðmundur as a vocalist and guitarist Sigurgeir Sigmundsson had joined the group.