Julia Roberts: We all wanted to impress Meryl Streep
30 December 2013 Last updated at 13:59 GMT
Julia Roberts stars in the film August: Osage County, alongside Meryl Streep, Ewan McGregor and Benedict Cumberbatch.
The film is based on the play which tells the story of a troubled family from Oklahoma brought together over a family crisis.
Roberts revealed how acting alongside Meryl Streep made her want to 'up her game'.