Video: Sneak Peek of Mary Poppins Returns [ Written on November 15 2018 by ] In a new sneak peek of Mary Poppins Returns we can finally hear Lin-Manuel Miranda sing a bit of the heavily anticipated Trip A Little Light Fantastic! In Gallery check the brand new Jack character posters! Uncategorized next postVideo: Lin-Manuel Miranda promotes Mary Poppins Returns on Jimmy Kimmel Live previous postVideo: Mary Poppins Returns ‘Back to Cherry Tree Lane’ Featurette Leave a Reply Click here to cancel reply. Name (required) Email (will not be published) (required) Δ