Jason (Zac Efron) has just been dumped, but he didn't even realise they were going out. Meanwhile, Mikey's wife has just asked him for a divorce, and perpetually single Daniel is still single. The three best friends are determined to stay single together and just have fun. But then Jason meets Ellie (Imogen Poots) who just might be perfect for him, Daniel starts to realize that his gal pal Chelsea (Mackenzie Davis) might be perfect for him, and Mikey has always thought that his wife was perfect for him. The boys are going to have to juggle their single life with their romantic entanglements and it's going to get awkward.

Gramercy Park (btw East 20th & 21st Streets) Manhattan.

Irving Place and East 18th Street, Manhattan.

Mott Street and Prince Street, Manhattan.

Crosby Street (btw Prince Street & Spring Street) Manhattan.

Apartment, 240 Elizabeth Street and Prince Street, Manhattan.

Cafe Select, 212 Lafayette Street and Kenmare Street, Manhattan.

East 18th Street and Irving Place, Manhattan.

Le Baron NYC, 32 Mulberry Street and Mosco Street, Manhattan.

East 18th Street (btw Irving Place and Park Avenue) Manhattan.

Gramercy Park West and East 20th Street, Manhattan.

4 Gramercy Park West and East 20th Street, Manhattan.

262 Mott Street (btw East Houston Street & Prince Street) Manhattan.

Crosby Street and Prince Street, Manhattan.

Cafe, 88 Orchard Street and Broome Street, Manhattan.