Apollo appears as the companion of the Muses, and as Musagetes ("leader of Muses") he leads them in dance.
ɐpˈɑːloʊ ɐpˈɪɹz æz ðə kəmpˈæniən ʌvðə mjˈuːzᵻz, ænd æz mjˈuːsɐɡˌiːts"lˈiːdɚɹ ʌv mjˈuːzᵻz"hiː lˈiːdz ðˌɛm ɪn dˈæns.