Faye Buckley, Dervla Teahan, Kate Mc Carthy, Tomasz Hyciek, Kevin Bergman, Billy Brosnan and Aislinn O’ Sullivan showing off their odd socks as part of World Down Syndrome Day celebrations in ...

On Friday, March 21, the Grey's Anatomy actress, 43, shared a few photos on her Instagram ... the two are pictured walking down the street together. "Happy World Down syndrome day!