It's parenthood vs. sisterhood.
A sorority moves in next door to the home of Mac and Kelly Radner who have a young child. The Radner's enlist their former nemeses from the fraternity to help battle the raucous sisters.
Seth Rogen
Mac Radner
Zac Efron
Teddy Sanders
Rose Byrne
Kelly Radner
Chloë Grace Moretz
Shelby
Dave Franco
Pete
Ike Barinholtz
Jimmy
Lisa Kudrow
Dean Carol Gladstone
Selena Gomez
Phi Lamda President
Jerrod Carmichael
Garf
Carla Gallo
Paula
Kiersey Clemons
Beth
Beanie Feldstein
Nora
