How Gwyneth Paltrow Dropped 20 Pounds After 'Country Strong'

01/09/2011 05:12 am ET | Updated May 25, 2011
  • Wendy Grossman

It wasn't easy for Gwyneth Paltrow's personal trainer to sit by and watch her client pack on 20 pounds to play an alcoholic singer in Country Strong. But Tracy Anderson had faith that Paltrow would lose the weight quickly.

"They wanted her to eat a lot of fried chicken," Anderson told PEOPLE at the movie's premiere Monday in Nashville. "It was frustrating for me, but they wanted her to gain."