What role have both Matthew Tuck and Frank Iero performed in musical groups?
Matthew Tuck Matthew "Matt" Tuck (born 20 January 1980) is a Welsh musician. He is the lead vocalist and rhythm guitarist in the Welsh heavy metal band Bullet for My Valentine. He and the other 3 members of his old band founded "Jeff Killed John" in 1998, but after bassist Nick Crandle left in 2003, the band was renamed to Bullet for My Valentine. He is also a singer and guitarist in the supergroup AxeWound, which was formed in 2012. He also plays piano, drums, keyboard, and harmonica. He did a collaboration with Max Cavalera (Soulfly, Cavalera Conspiracy, ex-Sepultura) and with Apocalyptica in the song "Repressed".
Puffy AmiYumi Puffy (パフィー , Pafī , romanized as PUFFY) or Puffy AmiYumi is a Japanese pop rock band formerly signed to Sony Music Japan under Epic Records and Ki/oon Music, later transferred to Warner Music Japan in 2015. The group continues to go by the moniker of PUFFY in Japan, but in order to avoid legal naming conflicts with Sean Combs, have adopted the name Puffy AmiYumi in the United States. They sing in Japanese and English.