While enjoying the new tracks from SNSD's 4th mini album 'Mr. Mr.' , don't forget to get a copy of the album today, 27th, once it's released offline.

Therefore, SNSD release a group photo. This photo will be the poster that you will get when yu purchase the album. The ladies have turned into fashionable nurses and surgeons inside a hospital. The packaging includes a photobook and 1 random sticker.

Meanwhile, the MV is expected to be released today, so stay tuned and the girls' comeback performance will be on Mnet's M!Countdown on March 6.