Tom Morrow (the audio-animatronic host of Innoventions) sang it at the beginning, end, and during transitions of sets.
tˈɑːm mˈɑːɹoʊ ðɪ ˈɔːdɪˌoʊˌænɪmɐtɹˈɑːnɪk hˈoʊst ʌv ˌɪnəvˈɛnʃənz sˈæŋ ɪɾ æt ðə bɪɡˈɪnɪŋ, ˈɛnd, ænd dˈʊɹɹɪŋ tɹænsˈɪʃənz ʌv sˈɛts.