The 'Gunday' actor will be seen essaying the role of a house husband, while the 'Jab We Met' actress, who is starring opposite the 30-year-old, will essay an ambitious career-oriented woman in the movie.
"'Ki and Ka' is set to release on April 1 next year," Arjun's spokesperson told IANS.
The film will also see a cameo by megastar Amitabh Bachchan and his politician-actress wife Jaya Bachchan.
Meanwhile, Arjun is geared up for his small screen stint. He will be hosting the seventh season of reality stunt-based show 'Khatron Ke Khiladi', which he has finished shooting for in Argentina.