"sˈaʊnd ʌv fɹˈiː" ɔːltˈɜːnətli nˈoʊn æz "sˈɛɾəl dˈaʊn"ɪz ɐ sˈɔŋ pɚfˈɔːɹmd baɪ ɐmˈɛɹɪkən mjuːzˈɪʃənz dˈɛnɪs wˈɪlsən ænd dˈɑːɹɹɪl dɹˈæɡən ðə lˈæɾɚ kɹˈɛdɪɾᵻd æz "ɹˈʌmboʊ"ðæt wʌz ɹˈɪʔn̩ baɪ wˈɪlsən ænd mˈaɪk lˈʌv.
"Sound of Free" (alternately known as "Settle Down") is a song performed by American musicians Dennis Wilson and Daryl Dragon (the latter credited as "Rumbo") that was written by Wilson and Mike Love.