History Repeats Itself

Or rather Genes Manifest Themselves at Odd Places
The students were in a computer lab taking turns at the limited machines. The Girl gets up so that The Guy may take his turn. He sits down on the chair and stands up as if he has been pricked in the butt by a hidden needle saying "Aaa, it's hot"

11 years later, Mamma sits on a chair. The child cries-"Mamma that's my chair"
Mamma gets up and the child proceeds to sit on the chair and cries- 'Mamma garam kar diyaa... thanda karo" (Mamma has made the chair hot, cool it down now)