Watch The Big Bang Theory s11e4 online stream free.
Description by couchtuner for The Big Bang Theory Season 11 Episode 4 : Howard and Sheldon bond when they drive to the desert to shoot off a model rocket. Also, when Leonard’s mom, Beverly, finds a new best friend in Penny, it rubs Leonard the wrong way.
Watch It Here : The Big Bang Theory Season 11 Episode 4 The Explosion Implosion
