ɪn bᵻtwˌiːn ðoʊz ɪmpˈoːɹtənt tʃˈæmpiənʃˌɪp wˈɪnz, ɪn nˈaɪntiːnhˈʌndɹɪd sˈɛvənti sˈɛvən bˈɜːtən wʌz ˈɑːnɚd wɪð ɐn ɪnvɪtˈeɪʃən tə plˈeɪ fɚɹə "wˈɜːld ɹˌoʊmən fˈɪftiːn" æt ðə pˈɑːɹk dˈɛs pɹˈɪnsᵻz stˈeɪdiəm ɪn pˈæɹɪs ɐɡˈɛnst ðə ɡɹˈænd slˈæm tʃˈæmpiənz fɹˈæns.
In between those important championship wins, in 1977 Burton was honoured with an invitation to play for a "World XV" at the Parc des Princes stadium in Paris against the Grand Slam champions France.