New Delhi, Feb 15 (ANI): Sandra Bullock has revealed that she wasn't keen on the skimpy outfit she wore while filming ' Gravity'. The 49-year-old American actress said that she wasn't happy with her outfit in the sci-fi epic as much of her body could be seen in the scenes and she had to work out a lot. Bullock, who has been nominated for the Best Actress BAFTA , added that there were a few arguments about the scenes where she is seen basically in her underwear with pants.