"Sum 41 have recorded a song with the legendary Iggy Pop for his next album 'Skull Ring'. The song 'Little Know It All' is a duet with Sum 41's Deryck Whibley and produced by Sum's producer Greg Nori indicating that Iggy is keen to capture some new, younger fans on his next record. All four members of Sum 41 play on the song. The Iggy Pop album will be released by Virgin Records in in September (punkbands.com)"