Hollywood, California: 1927 The baby needs to laugh for an upcoming scene in 'The Understanding Heart' and the whole cast is involved in the process using dolls, watches, tambourines, clocks, violins and anything else that may inspire a giggle. L-R: John Arnold, cameraman; Jack Conway, director; Johnnie Gray, comedy constructionist; Harvey Clark, Jack Cumming, assistant director; Joan Crawford, Rich Carle, Rockcliffe Fellows, Francis X. Bushman, Jr., Je Feinberg, the violinist.