Quote from Lily in The Over-Correction
Lily: Okay, so tonight got weird. Marshall: You have no idea. My mom's apparently ready to get back out there. Lily: Marshall, she told me all about it, and I was happy to help. Marshall: You helped?! Why? Lily: I know it's hard to think of your mom as a woman with needs, but you have to let her get out there and rediscover her sexuality with someone special. Marshall: Oh, you don't know. Lily: No, uh, Marshall, I do know. You just think it's gross because it's your parent. But you know what? It's beautiful. Marshall: My mom and your dad are humping. Lily: [retches into Ted's mini-cooler]