baɪ nˈaɪntiːnhˈʌndɹɪd fˈɪfti, ɡɹˈɪzɚd dʒˈɔɪnd ðə stˈeɪʃənz mˈuːv tʊ ɐ nˈaɪttaɪm fˈɔːɹmæt ʌv ˈɑːɹ ænd bˈiː, sˈoʊl mjˈuːzɪk, ænd ɡˈɑːspəl mjˈuːzɪk.
By 1950, Grizzard joined the station's move to a nighttime format of R&B, soul music, and gospel music.