ɪn nˈaɪntiːnhˈʌndɹɪd sˈɛvənti wˈʌn, kaʊˈɔlski wʌz ɐɡˈɛn ˌɔn dɹˈʌmz æz ðə bˈiːtʃ bˈɔɪz pɚfˈɔːɹmd ɐ slˈɑːt æt ðɪ ɪnvɪtˈeɪʃənˈoʊnli klˈoʊzɪŋ nˈaɪt ʌv nˈuː jˈɔːɹk sˈɪɾiz fˈɪlmoːɹ ˈiːst ˌɔn dʒˈuːn twˈɛnti sˈɛvən ænd fˈɪlmd ðɪ ˌɛnbˌiːsˈiː spˈɛʃəl ɡˈʊd vˌaɪbɹˈeɪʃənz fɹʌm sˈɛntɹəl pˈɑːɹk ˌɔn dʒuːlˈaɪ tˈuː.
In 1971, Kowalski was again on drums as the Beach Boys performed a slot at the invitation-only closing night of New York City's Fillmore East on June 27 and filmed the NBC special Good Vibrations From Central Park on July 2.