 Pin-ups appeared on the magazine's covers from 1939 and by 1955 circulation peaked at 1,150,000.At the beginning of 1973 "Tit-Bits" lost the hyphen from its masthead.In 1979 "Reveille" (a weekly tabloid with a virtually identical demographic) was merged into "Titbits", and the magazine was briefly rebranded as "Titbits incorporating Reveille".