 He then returned to Edwardes' theatres, where the departure of Ivan Caryll gave him the chance to write the songs for "The Sunshine Girl" in 1912, "The Girl from Utah" in 1913, "After the Girl" in 1914, "Tina" and "Betty", both in 1915, and "The Happy Day" in 1916.His best and most popular work from these years, however, is heard in his melodies and lyrics for "Tonight's the Night" (1914).After the outbreak of the First World War, Rubens wrote a successful recruiting song called "Your King and Country Want You".