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Susanne Bier, director ofnew movieSerena,has revealed how Bradley Cooper developed a lovefor horse ridingduring filming.[related]

The drama follows the the story of a Timber tycoon whose wife (Jennifer Lawrence) cannot bear children, as they being to struggle to keeptheir business going.

While Bierrevealed that it was the Guardians Of The Galaxy actor'snew found love of all things equestrianthat kept the cast and producers laughing.

The Danish filmmaker joked:"We were laughing all the time, Bradley really got into the horse riding thingwhich he hadn't done before."

Elsewhere, stars including Andrew Garfield were out in New York last night for GQ's Gentleman's Ball and EMA performers Royal Blood are our MTV Push artist of the month.

Check out our MTV News bulletin here for more...