Billboard reports that American Idol finalists Justin Guarini, the season 1 runner up, and Julia DeMato, from season 2, will perform at the second annual "Stars, Stripes & Skates Icetravaganza," Sept. 7 in Uniondale, N.Y. The skating show, hosted by former Olympic figure skating silver and bronze medalist Nancy Kerrigan and actor (and former NYC firefighter) Steve Buscemi, will benefit the Coalition of 9-11 Families and the 9/11 Families Give Back Fund.

Jusitin will sing the National Anthem and two songs from his debut album, also titled Justin Guarini, while Julia will sing "God Bless America." Tickets to the event are available from the event's website.