Listen to A Happy Beginning (From "Once Upon a Time: The Musical Episode"/Soundtrack Version) online. A Happy Beginning (From "Once Upon a Time: The Musical Episode"/Soundtrack Version) is an English language song and is sung by Jennifer Morrison, Colin O'Donoghue, Ginnifer Goodwin, Josh Dallas, Lana Parrilla, Rebecca Mader, Jared Gilmore and Once Upon a Time: The Musical Episode Chorus. A Happy Beginning (From "Once Upon a Time: The Musical Episode"/Soundtrack Version), from the album Once Upon a Time: The Musical Episode (Original Television Soundtrack), was released in the year 2017. The duration of the song is 2:51. Download English songs online from JioSaavn.