Additional InformationShowstoppers repeats the choral pop pattern of other Glee albums, albeit with guest stars like Jonathan Groff and Neil Patrick Harris.
VocalsChris Colfer, Matthew Morrison, Windy Wagner, Kevin Mchale, Kala Balch, Kent Avenido, Cory Monteith, Jessalyn Gilsig, Onitsha Shaw, Drew Ryan Scott, Jayma Mays, Zac Poor, Jenna Ushkowitz, Mark Salling, Jimmy Andrew Richard, Adam Anders, Stephen Tobolowsky, Chris Mann, Nikki Anders, Jeanette Olsen, Tim Davis, Ravaughn Brown, Dianna Agron, David Loucks, Lea Michele, Chaz Mason, Shelley Scarr, Emily Gomez, Storm Lee, Jane Lynch, Kamari Copeland, Naya Rivera, Amber Riley, David Baloche, Colin Benward