Exclusive Behind-the-Scenes Video: Meet the Big Bang Girls' Adorable Mini-Mes

The Big Bang Theory has some pretty cute — and uncanny — little stars.
Remember when Penny (Kaley Cuoco-Sweeting), Amy (Mayim Bialik) and Bernadette (Melissa Rauch) accidentally went to a mother-daughter tea party last season? In this exclusive video from the Season 7 DVD, the actresses found their mini-mes among the extras and dressed them up as Li'l Penny, Amy and Bernadette — right down to the glasses!

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"The three of them ended up looking, like, literally our mini-mes from 20 years [coughs] a couple years ago," Cuoco-Sweeting says.Watch the video below to see mini-Penny, -Amy and -Bernadette get into character.The Big Bang Theory Season 7 DVD is out on Tuesday. Season 8 premieres Monday, Sept. 22 at 8/7c on CBS.(Full disclosure: TVGuide.com is owned by CBS.)