hˈɔːl ænd hɪz klˈaɪmɪŋ pˈɑːɹtnɚ tˈɪm mˈækɑːɹtnisnˈeɪp ɔːstɹˈeɪliə wɜːɹ ɪnvˈaɪɾᵻd baɪ ˌɛkspədˈɪʃən lˈiːdɚ pˈiːɾɚ kˈɑːkɚ tə dʒˈɔɪn hˌɪm æt kˈɑːl kˈæmp sˌoʊ ðə pˈɛɹ kʊd fˈoːɹs θɹuː ɐ ɹˈaʊt θɹuː tə ðə sˈʌmɪt ɹˈɪdʒ.
Hall and his climbing partner Tim Macartney-Snape (Australia) were invited by expedition leader Peter Cocker to join him at Col Camp so the pair could force through a route through to the summit ridge.