Armstrong, who composed and co-authored the work, is the lead singer of the multiple Grammy Award-winning band whose 2004 album of the same name serves as the basis for the musical.
It was announced on Sept. 26 that Armstrong would perform the week-long stint in the show before the band embarks on a South American concert tour. Original St. Jimmy, Tony Vincent, will return to the role Oct. 12.
Here is a look at Armstrong's first night in American Idiot:
Tony Award winner John Gallagher Jr. (Spring Awakening) stars alongside Tony Award nominee Stark Sands (Journey's End), Michael Esper, Rebecca Naomi Jones (Passing Strange), Christina Sajous (The Wild Party), Mary Faber (Avenue Q) and Tony Vincent (Jesus Christ Superstar). The cast also features Declan Bennett, Andrew Call, Gerard Canonico, Miguel Cervantes, Sydney Harcourt, Van Hughes, Brian Charles Johnson, Joshua Kobak, Lorin Latarro, Omar Lopez-Cepero, Leslie McDonel, Chase Peacock, Corbin Reid, Wallace Smith, Theo Stockman, Ben Thompson, Alysha Umphress, Aspen Vincent and Libby Winters.
The playing schedule for American Idiot is Tuesday at 7 PM, Wednesday 8 PM, Thursday at 8 PM, Friday at 8 PM, Saturday at 2 PM & 8 PM and Sunday at 3 PM and 7:30 PM. Tickets range from $127-$49 and can be purchased at The St. James Box Office or via telecharge.com (212) 239-6200. Visit www.AmericanIdiotonBroadway.com.