The Saturdays' Rochelle & N-Dubz's Tulisa Make Big Fat Gypsy Movie

The girls join forces for a new gangster film about travellers.

The movie, called Big Fat Gipsy Gangster, stars Rochelle from The Saturdays opposite N-Dubz and X Factor star Tulisa.

Tulisa plays Shanikwa and Rochelle plays her mate Jodie, and the pair feature in some singing scenes together while shacked up in a caravan.

Rochelle and Tulisa's acting collaboration in the gangster film is due out on DVD this September.