Guns N’ Roses bassist Duff McKagan has revealed how Iggy Pop helped him through a “bad mushroom trip” when he was a teenager.While appearing on the Rockonteurs podcast, hosted by Spandau Ballet’s Gary Kemp and esteemed session musician Guy Pratt, McKagan opened up about the event that occurred when he was 14 years old and how the former Stooges frontman helped him out.“Iggy Pop got me through a bad mushroom trip. I went to an Iggy show way too high on mushrooms, thinking I was going to have to go to the hospital, freaking out,” MaKagan told kemp and Pratt.He continued: “I just watched Iggy the whole, just tripping way too much on psychedelics.