Ep 23. The Line Substitution Solution

When Sheldon and Leonard agree to stand in line to buy limited edition Star Wars memorabilia, they recruit their friends to keep them company. However, when Sheldon suddenly bails on the plan and sends in a substitution for himself, the group is outraged and debates how to handle the situation. Meanwhile, Raj and Emily have a date, but their night takes an unexpected turn when they run into Emily's old flame. As tensions rise in both situations, the group must navigate through new territory and find a way to handle their emotions and relationships with grace.