Zac Efron and Sterling Knight in 17 again - Ritorno al liceo (2009)

Matthew Perry in 17 again - Ritorno al liceo (2009)

Zac Efron in 17 again - Ritorno al liceo (2009)

Leslie Mann and Nicole Sullivan in 17 again - Ritorno al liceo (2009)

Michelle Trachtenberg, Zac Efron, and Hunter Parrish in 17 again - Ritorno al liceo (2009)

Leslie Mann and Michelle Trachtenberg in 17 again - Ritorno al liceo (2009)

Sterling Knight in 17 again - Ritorno al liceo (2009)

Zac Efron, Hunter Parrish, and Sterling Knight in 17 again - Ritorno al liceo (2009)

Zac Efron and Hunter Parrish in 17 again - Ritorno al liceo (2009)

Thomas Lennon in 17 again - Ritorno al liceo (2009)

Burr Steers and Zac Efron in 17 again - Ritorno al liceo (2009)

Melora Hardin and Thomas Lennon in 17 again - Ritorno al liceo (2009)

Melora Hardin in 17 again - Ritorno al liceo (2009)

Thomas Lennon and Zac Efron in 17 again - Ritorno al liceo (2009)

Kat Graham, Zac Efron, Tiya Sircar, and Melissa Ordway in 17 again - Ritorno al liceo (2009)

Michelle Trachtenberg in 17 again - Ritorno al liceo (2009)

Leslie Mann in 17 again - Ritorno al liceo (2009)

Michelle Trachtenberg and Zac Efron in 17 again - Ritorno al liceo (2009)

Matthew Perry, Michelle Trachtenberg, and Sterling Knight in 17 again - Ritorno al liceo (2009)

Leslie Mann and Zac Efron in 17 again - Ritorno al liceo (2009)

Matthew Perry and Brian Doyle-Murray in 17 again - Ritorno al liceo (2009)

Matthew Perry and Collette Wolfe in 17 again - Ritorno al liceo (2009)

Michelle Trachtenberg and Zac Efron at an event for 17 again - Ritorno al liceo (2009)

Matthew Perry and Zac Efron in 17 again - Ritorno al liceo (2009)