ˌɪndˈiːd, hiː wʌz ɪnvˈaɪɾᵻd tə pɚfˈɔːɹm æt ðɪ ˈænjuːəl bˈeɪɹuːθ fˈɛstɪvəl, mˈoʊst fˈeɪməsli ɪn nˈaɪntiːnhˈʌndɹɪd θˈɜːɾi ænd nˈaɪntiːnhˈʌndɹɪd θˈɜːɾi wˈʌn æz wˈʊlfɹæm ɪn tˈænhɪjˌuːsɚ, ˌʌndɚ ðə bɐtˈɑːn ʌv ˈɑːɹtʃɚɹˌoʊ tˌɑːskɐnˈiːni.
Indeed, he was invited to perform at the annual Bayreuth Festival, most famously in 1930 and 1931 as Wolfram in Tannhäuser, under the baton of Arturo Toscanini.