They went back to London in December on a fresh visa and stayed there until the end of May 1953, before departing for an extended holiday in Spain. In October 1953 they returned to the US where Hubbard gave a series of lectures in Camden, New Jersey and established the first Church of Scientology. By this time, Mary Sue was well advanced with her second pregnancy and remained largely confined to a rented house at Medford Lakes, New Jersey. They traveled to Phoenix for Christmas 1953 and it was there on January 6, 1954 that Mary Sue gave birth to her second child, Geoffrey Quentin McCaully Hubbard.