United Kingdom, March 10 -- Suki Waterhouse has publicly celebrated her daughter's second birthday.

The 34-year-old is usually private about her home life, but in a rare post took to Instagram to share a rare glimpse of the girl she shares with 39-year-old actor Robert Pattinson.

Marking the child's second birthday with a photograph from an Elmo-themed party, the actress, singer and model posted the image to her Instagram Stories on Monday (09.03.26), showing Suki crouching beside someone dressed as the Sesame Street character Elmo.

In the black-and-white photograph, Suki is seen smiling while looking into the distance as the costumed character stands next to a large balloon arch decorated with Elmo faces.

A sign positioned nearby app...