Rose Byrne and Anna Faris are joining the romantic comedy "I Give It a Year" says Variety.
The story follows a mismatched couple (Byrne and Rafe Spall) as they struggle to survive their first year of marriage.
Faris and Simon Baker will play strong supporting characters.
Dan Mazer's written the script and will call action.
Kris Thykier, Tim Bevan and Eric Fellner will produce the film
Filming begins this spring in London.