ˌɔn noʊvˈɛmbɚɹ ˈeɪt, nˈaɪntiːnhˈʌndɹɪd fˈoːɹtiːn, ðə kˈæθlɪk kəmjˈuːnᵻɾi ʌv hɛlˈiːnə ɡˈæðɚd tə sˈɛləbɹˌeɪt mˈæs fɚðə fˈɜːst tˈaɪm ɪnðə nˈuː tʃˈɜːtʃ, ænd ðə fˈɜːst fjˈuːnɚɹəl hˈɛld ɪnðə kɐθˈiːdɹəl wʌz ðæt ʌv tˈɑːməs kɹˈuːs, ɐ bˈɛnɪfˌæktɚ, dᵻsˈɛmbɚ twˈɛnti sˈɪks, nˈaɪntiːnhˈʌndɹɪd fˈoːɹtiːn.
On November 8, 1914, the Catholic community of Helena gathered to celebrate Mass for the first time in the new church, and the first funeral held in the cathedral was that of Thomas Cruse, a benefactor, December 26, 1914.