The Leonard and Penny went from next-door neighbors to next-door newlyweds with a nuptial excursion to Vegas. This season, they find themselves in a repeating paradigm as they re-create their wedding, this time with family including Penny's mother and brother and Leonard's parents. Meanwhile, the Relationship Agreement between Sheldon and Amy added an entirely new subsection with their annual coitus clause.

Wide screen (1.78:1). Special features: 5 all-new featurettes: #JustAskBBT, Mad props, The ever-expanding universe of The big bang theory; Who's the baby now?' Best of The big bang theory: 2016 Comic-Con panel; gag reel.

The conjugal conjecture -- The military miniaturization -- The dependence transcendence -- The cohabitation experimentation -- The hot tub contamination -- The fetal kick catalyst -- The veracity elasticity -- The brain bowl incubation -- The geology elevation -- The property division collision -- The birthday synchronicity -- The holiday summation -- The romance recalibration -- The emotion detection automation -- The locomotion reverberation -- The allowance evaporation -- The Comic-Con conundrum -- The escape hatch identification -- The collaboration fluctuation -- The recollection dissipation -- The separation agitation -- The cognition regeneration -- The gyroscopic collapse -- The long distance dissonance.