Young Sheldon to appear on The Big Bang Theory via VHS videotape

TVLine

CBS has revealed details of the Big Bang-Young Sheldon crossover episode, featuring guest appearances from Iain Armitage, Lance Barber and Montana Jordan. The Dec. 6 Big Bang Theory episode, titled “The VCR Illumination," has the following description: “Sheldon and Amy are still down about their theory being disproven, but a VHS tape from Sheldon’s past inspires him not to give up.”