Leonard lies to Penny to get out of Penny's One Night Showcase of Rent by saying there is a symposium in molecular positronium in the episode The Loobenfeld Decay.

Needy Baby, Greedy Dicksack
Leonard telling his lie

Leonard telling his lie

The Book
Given by Dr Emile Farminfarmian
Episode The Loobenfeld Decay

The Symposium

The lecture was really at six a week from the Tuesday after the Friday Leonard said it was at eight. Sheldon gets anxious and tells Penny that it was a lie. Dr Emile Farminfarmian gave the lecture.


The lecture could be seen if you went to then clicked on upcoming events, scrolled down to seminars, downloaded the pdf schedule and looked for the seminar on molecular positronium.

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