ɪn nˈaɪntiːnhˈʌndɹɪd fˈoːɹɾi sˈɛvən bˈɑːb ˈɜːv mˈɛʃɚ dʒˈɔɪnd ðə ɡɹˈuːp ˈæftɚɹ ɐ bɹˈiːf stˈɪnt wɪð tˈiːɾoʊ pwˈɛnteɪ, tˈiːɾoʊ ɹədɹˈiːɡɛz ænd pjˈuːpi kˈæmpoʊ.
In 1947 Bob (Irv) Mesher joined the group after a brief stint with Tito Puente, Tito Rodriguez and Pupi Campo.