It's finally here - the musical episode of Fringe, which will be airing tonight (April 29).  We've previously posted a cool noir promo, as well as two batches of promo photos (here and here) and now FOX has finally released some sneak peeks, which are available below.

SINGING AND DANCING OCCURS WHEN WALTER EXPOLRES HIS MIND ON AN ALL-NEW “FRINGE” THURSDAY, APRIL 29, ON FOX

While Walter deals with some very upsetting news, he tells Olivia’s niece, Ella (guest star Lily Pilblad), a fairy tale that includes musical performances by Olivia and Agent Broyles in the all-new “Brown Betty” episode of FRINGE airing Thursday, April 29 (9:00-10:00 PM ET/PT) on FOX. (FR-219) (TV-14 L, V)

Cast: Anna Torv as Olivia Dunham; Joshua Jackson as Peter Bishop; John Noble as Walter Bishop; Lance Reddick as Phillip Broyles; Blair Brown as Nina Sharp; Jasika Nicole as Astrid Farnsworth

Guest Cast: Ari Graynor as Rachel Dunham; Michael Cerveris as September; Lily Pilblad as Ella; Ryan McDonald as Brandon