Sheldon is high on coffee.br S03E14 - The Einstein Approximationbr br Follow us on Instagram:br Shelly&Penny: br #ShellyPenny #SheldonandPenny #KaleyCuocobr br DISCLAIMER:br Some of the links in description may be affiliate links. br This means that if you click on one of the links and make a purchase, br I may receive a commission (at no extra charge to you).