Complex sentence: The format of the show consisted of musical numbers alternating with sketch comedy.A running gag of the series was the girls' lack of understanding of American culture and of English; in reality, Pink Lady spoke no English at all.
Split into simpler sentences: The format of the show consisted of musical numbers alternating with sketch comedy. The running gag of the series was the girls' lack of understanding of American culture and the English language; in reality, Pink Lady did not speak any English at all.