Listen to Sullivan: Iolanthe or The Peer and The Peri / Act 2: If you go in you're sure to win online. Sullivan: Iolanthe or The Peer and The Peri / Act 2: If you go in you're sure to win is an English language song and is sung by John Reed, Donald Adams, Thomas Round, D'Oyly Carte Opera Company, New Symphony Orchestra of London and Isidore Godfrey. Sullivan: Iolanthe or The Peer and The Peri / Act 2: If you go in you're sure to win, from the album The Very Best Of Gilbert & Sullivan, was released in the year 2011. The duration of the song is 2:18. Download English songs online from JioSaavn.