 <translate> To answer this question, we should know that: The band consists of lead vocalist and rhythm guitarist Patrick Stump, bassist Pete Wentz, lead guitarist Joe Trohman, and drummer Andy Hurley. So the answer is Patrick Stump. <yor> Láti dáhùn ìbéèrè yìí, a gbọ́dọ̀ mọ̀ pé: Àwọn tó wà nínú ẹgbẹ́ náà ni Patrick Stump, tó ń kọrin, tó sì tún ń kọ gìtá, Pete Wentz, tó ń kọrin bàsíìsì, Joe Trohman, tó ń kọrin, àti Andy Hurley, tó ń lùlù. Nítorí náà ìdáhùn náà ni Patrick Stump. 