Helen and Gavin chat about Robbie Williams, The Marvels, and It's a Wonderful Knife, and it's Week 97 from the list of Rolling Stone's 500 Greatest Songs Ever, numbers 20 to 16; Dancing on My Own by Robyn, Imagine by John Lennon, Purple Rain by Prince, Bohemian Rhapsody by Queen, and Crazy in Love by Beyoncé.