Penny: Hey, how was your lecture?
Leonard: Oh, it was so good. I-I-I mean, it-it started great, and then the, the middle was great, and then the ending was like [imitates explosion]. So great.
Penny: Leonard, if you went to House of Pies again, just say it.
Leonard: [stammers] Wait, if you think I'm lying, why do you think I'm eating pies? Why don't you think I'm having an affair?
Penny: Listen, i-it's fine, just next time, bring me a slice.