"Silly superstition" joke

Say, how old are you anyway? the reporter asked as theobviously young lass was disrobing."Thirteen." she replied with a shy smile."Thirteen ??? My God girl !!! You get those clothes back on atonce and get the hell outta here! Are you crazy ?" he thundered.Pausing briefly at the door as she left, the perplexed nymphetsmiled and said, "Superstitious, huh ?"