Leonard and Sheldon are brilliant physicists--geniuses in the laboratory, but socially challenged everywhere else. Enter their beautiful, street-smart neighbor, Penny, who aims to teach them a thing or two about life. Despite their on-again, off-again relationship in the past, Leonard believes he's found true love with Penny and they have finally gotten engaged. Even Sheldon has found a female companion, entering into a "Relationship Agreement" with neurobiologist Amy Farrah Fowler. In their free time, Leonard and Sheldon continue to enjoy frequent trips to the comic book store and fantasy role-playing games with their ever-expanding universe of friends, including fellow scientists Koothrappali, Wolowitz and Wolowitz's adorable microbiologist wife, Bernadette. Synopsis He’s baaack! Sheldon is retrieved from his soul-searching cross-country train trip (older but no wiser) and that means The Big Bang Theory gang’s all here to spread another year’s cheer as TV’s most attended laugh seminar. Enroll in this comic curriculum to explore Leonard’s minor surgery becoming a major catastrophe for his roommate, Howard’s obsession over his mom’s relationship with retailer-turned-caretaker Stuart, and the peculiar results of Penny’s technique as a pharmaceutical sales rep. Discover ways to recreate proms not attended or holiday celebrations not especially beloved and play a new game based on Raj’s female attachments. Savor online fan fiction by Amy, watch Bernadette take indelicate command of some delicate family matters and who knows, you might even spot a cool Special Guest or two. Be smart – though never as smart as Sheldon – and enjoy all 24-Episodes of the Complete Season Eight of The Big Bang Theory - a Theory worth its weight in fun every time!