Add a Line was a daytime radio game show which aired on ABC July 4, 1949, to September 26, 1949. The title came from the show's format, which "called for players to add the final line to a rhyme given to them by the host." The 30-minute program was broadcast at 2:30 p.m. and other time periods during its run. The host was John Nelson (1915-76), who was heard on other audience participation radio shows, including Bride and Groom and Breakfast at Sardi's. In Radio and Television (Appleton-Century-Crofts, 1950), Garnet R. Garrison and Giraud Chester noted: