Her startled father sits her down, and tells her all about the birds and the bees. He tells her about conception, sexual intercourse, sperms and eggs.
He goes on to tell her about puberty, menstruation, erections, wet dreams... and, he thinks what the hell and goes on to tell her the works.
He covers a wide assortment of topics and by the time he's finished, his daughter is somewhat awestruck with this sudden influx of bizarre new knowledge.....
Her father finally asks, "So what did you want to know about sex for"...?
"Oh, mummy said to tell you
Spoiler:

