Lily: Well, did she cry her eyes out?
Ted: I don't know.
Lily: How do you not- Oh, you didn't!
[flashback:]
Ted: [on the phone] Natalie! Hey, Happy Birthday! Listen, you're awesome. You really are awesome. I'm just like super busy right now, so maybe we should just call it a day. But you're awesome.
[back:]
Lily: [hitting Ted on every word] On. Her. Answering. Machine!? And. On. Her. Birthday? Oh. Who. Breaks. Up. With. Somebody. On. Their. Answering. Machine. On. Their. Birthday?!