The big bang theory: The complete second season

Disc 1. The bad fish paradigm; The codpiece topology; The barbarian sublimation; The Griffin equivalency; The Euclid alternative; The Cooper-Nowitzki theorem

Disc 2. The panty piñata polarization; The lizard-Spock expansion; The white asparagus triangulation; The Vartabedian conundrum; The bath item gift hypothesis; The killer robot instability

Disc 3. The friendship algorithm; The financial permeability; The maternal capacitance; The cushion saturation; The Terminator decoupling; The work song nanocluster

Disc 4. The dead hooker juxtaposition; The Hofstadter isotope; The Vegas renormalization; The classified materials turbulence; The monopolar expedition.